Since the early
1990s, the Russian city of Blagoveshchensk, located on
the Amur River, has steadily reemerged as one of Russia’s
most
important “border trade hubs.” Sitting directly
across from the Chinese city of Heihe, migration for work,
commerce, and education has become a routine occurrence
between these two cities. Now, the world’s first
cross-border cable car system, which is expected to be completed
by the end of 2026, will further connect Blagoveshchensk and
Heihe.
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The vast majority
of the shared Russia-China border runs along the Amur
River and its main tributaries, including the Argun and
Ussuri. Several other cross-border
infrastructure projects are underway, including a
road-railway bridge
at the Dzhalinda mixed checkpoint, also scheduled to open
this year. While sanctions and the war in Ukraine have cut
into much of Russia’s civilian economy, its Far East has
benefited from the expanding trade and infrastructure links
being constructed with China.
Mutual trade, much of it
routed through these border crossings, increased by two-thirds
from 2022 to 2024, reaching $240 billion. Meanwhile, the
trade activity between Russia and China grew by 23
percent between January and May 2026. In March, the
Chinese ambassador to Russia called
for additional border crossings to cut logistics
costs.
This level of economic integration is a far cry
from the militarized frontier of the 1960s, when hundreds of
thousands of Chinese and Soviet troops engaged
in deadly clashes in 1969 during the Zhenbao
Island incident. The affair
pushed both Moscow and Beijing to seek greater ties with
Washington in the aftermath. Some American strategists
continue to see the border as a potential fault line, with
a
2021 monograph from the US School of Advanced Military
Studies calling it “ripe with historical tensions and
potentially susceptible to an information campaign by the
United States.”
Today, however, neither Russia nor
China has any reason for renewing hostility. Both view
Washington as a greater strategic concern and have benefited
from the stability that a settled border has
provided.
It is crucial to remember, however, that the
present border arrangement is less
than 20 years old, having been finalized only after
nearly four centuries of intermittent contact, competing
claims, and flashes of violence. Exploring that history is
essential to understanding how China and Russia have ensured
current stability along their border and why it remains a
distinctive and important part of their burgeoning
relationship.
Expanding Empires Meet
The
Tsardom of Russia and the Qing Empire first encountered each
other as they expanded into the Amur River Basin in the
1640s, with limited local geographic knowledge and differing
concepts of imperial governance. Russian officials approached
the region through European notions of fixed boundaries
and territorial control. Qing rulers relied more on a
tributary system that provided
a strategic buffer. Moreover, Qing maps
and administrative claims also treated the region as
their domain, historian James A. Millward
notes.
Clashes in the 1650s and an inability
to communicate directly complicated efforts to define a
frontier between Russia and China. Finally, in 1689, the
Qing employed two Jesuit advisers, whose command of Latin
helped bridge negotiations with the Russians’ Polish
interpreter, resulting in the Treaty of
Nerchinsk.
Russia agreed
to withdraw from much of the Amur region, a concession
made easier by its retention of territory west of the Argun
River, expansion opportunities in Siberia, and trading
rights with the Qing. In return, the Qing secured the
frontier and consolidated control over Mongolia. As
historian James
Carter notes in the China Project, a combination of
“shared common interest, willingness to compromise,
trusted intermediaries, the threat of force, and even some
desperation” helped produce the settlement.
The
experience taught the Qing Empire to place greater emphasis
on surveying and mapping. Under the Kangxi Emperor, Jesuit
missionaries helped compile the
Kangxi Atlas between 1708 and 1721, combining European
surveying methods with Chinese cartography to produce a more
accurate map of the empire and reinforce imperial claims.
China and the newly
proclaimed Russian Empire signed the Treaty
of Kyakhta in 1727 to clarify the frontier through
Mongolia and establish a regulated trading hub at
Kyakhta.
This frontier held steady for over a century,
demonstrating the durability of the agreements and the
established balance of power between Russia and China.
However, by the mid-19th century, an array of foreign
powers, alongside internal unrest that erupted into the
Taiping Rebellion, massively
weakened the Qing Empire and created an opening for
Russia to return to the Amur Basin.
Already under
pressure from maritime threats from European powers and
Japan, China faced a different challenge from Russia’s
overland expansion. Many of China’s “unequal
treaties,” which provided foreigners with “privileged
status” and forced the Chinese to make concessions,
were based on access to Chinese ports and commercial
markets. This was also the case with the treaties Beijing
had with Russia, which resulted in the expansion of
territory for Moscow. The Russia-China Treaty
of Aigun in 1858 transferred the northern bank of the
Amur, and the 1860
Treaty of Peking ceded all territory between the Ussuri
River and the Pacific Ocean to Russia, including what would
later become Vladivostok.
Political Crises and the
Communist Era
Railway construction extended Russia’s
informal reach into Manchuria by the end of the 19th
century. This development continued during the Boxer
Rebellion in 1900, which targeted foreign infrastructure
in China. Russia joined a multinational intervention to
crush the unrest and also seized
additional Chinese territory in Manchuria. Its forces
were later pushed out in defeat following the Russo-Japanese
War in 1904–1905.
The fluidity of the region’s
borders grew following political upheaval in both the
Russian and Qing empires. The 1911
Revolution in China and the 1917 Russian
Revolution were followed by civil wars and instability,
including a brief
conflict in 1929 between the Soviet Union and a Chinese
warlord over control of the Chinese Eastern
Railway.
China’s civil
war continued intermittently after the 1929 clashes
until the communist victory in 1949, which helped establish
a short-lived Sino-Soviet alliance. Political pragmatism by
Soviet leader Joseph Stalin and Chinese leader Mao Zedong
led to the border issue being set aside. Chinese officials
repeatedly said that “the
issue was not worth discussing” in the 1940s and
1950s.
Stalin’s death in 1953 and the ensuing
ideological tensions between Moscow and Beijing brought
border disputes back to the surface. China increasingly
challenged the legitimacy of the 19th century’s unequal
treaties, which led to a military buildup on both sides
until the deadly Zhenbao Island incident on the Ussuri River
in 1969. “Mao engineered a fierce conflict with the Soviet
Union along the border in the Soviet and Chinese Siberia
region in early March 1969, which escalated to a series of
intermittent skirmishes for more than half a year,” states
the Hoover Institution.
The border became
even more militarized in the aftermath. Hundreds of
thousands of troops, supported by air bases, missile sites,
and armored formations, were deployed by both sides in
preparation for war. Seeing an opportunity to exploit the
Sino-Soviet split and improve its position against the
Soviet Union, Washington moved to normalize
relations with China and established official diplomatic
relations with Beijing in 1979.
By 1986, Soviet leader
Mikhail Gorbachev was, as scholar Neville Maxwell notes,
“seeking to ease the exhausting burden of the huge
military concentrations in the Far East as well as the war
in Afghanistan,” and initiated the modern border
negotiations, accepting that “the claim to ‘exclusive
right of possession and sovereign jurisdiction’ over the
border rivers was unsustainable.”
The Soviet
collapse in 1991 left a diminished Russian Federation to
inherit the dispute, giving Moscow added incentive to
stabilize relations with China. Agreements reached during
the 1990s and 2000s divided or transferred the last
contested islands, a process formally completed in
2008.
Today, the river boundary largely
follows the main navigable channel, with specific treaty
demarcations for islands and junction zones. Joint Russian
and Chinese commissions monitor
river changes, as well as fishing and transportation rights
across much of the world’s fifth-largest international
border.
Post-Border Normalization
While the
border between China and Russia has not seen any overt
confrontation since the signing of the 2008 agreement, the
tense history of the border has not disappeared entirely. It
resurfaced
in 2023, when China’s Ministry of Natural Resources
revised guidelines encouraging the use of historical Chinese
names for places in other countries, including in Russia’s
Far East.
The maps drew greater attention to China’s
ongoing territorial disputes with countries such as India,
Vietnam, and Malaysia. But the inclusion of Russian
locations prompted a response from the Russian Foreign
Ministry, which stated that “the Russian and Chinese sides
adhere to the common position that the border issue between
our countries has been finally resolved,” saidMaria
Zakharova, spokeswoman for the ministry, according to
Newsweek.
While Russia is now clearly the junior
partner in the Sino-Russian relationship and increasingly
strained by its war in Ukraine, it has found ways to
preserve its influence in the Far East. The Khasan-Tumangang
bridge over
the Tumen River, which is expected to be open soon, for
example, connects Russia and North Korea by road and
increases their control over China’s access to the Sea of
Japan from its northeast. At its closest point, the Chinese
border is
around 10 miles from the sea, but it cannot be reached
without passing through Russia or North Korea
first.
Observers periodically
speculate that China’s larger population could
eventually alter the balance across the Amur Basin by simply
overwhelming the Russian population. However, Chinese
migrants tend to prefer opportunities elsewhere in China
rather than in Russia’s Far East.
The two countries
tend to view the region through a different economic lens,
with Russia prizing the Amur “for the security and
transportation opportunities it provides, while China is
more inclined to harness the river’s power for energy and
agriculture,” according
to an article on the platform RANE Worldview. These
differing priorities have so far, however, proven more
complementary than competitive.
The Russia-China
border dispute was as much about national prestige and
historical legitimacy as it was about territory, and today
neither side has a strong incentive to revisit it. Growing
economic integration and reducing uncertainty in the Amur
River Basin have improved their strategic positions and
turned a once militarized boundary into a cooperative
working zone. The flow of Russian energy exports and Chinese
investment and manufactured goods has made stability
increasingly profitable for both sides, significantly
raising the cost of renewed confrontation. Much the same can
be seen along the US-Canada border, where extensive trade
and shared infrastructure have helped keep lingering
territorial disagreements politically
insignificant.
As both Russia and China seek
alternatives to the US-dominated maritime order, the two
countries have, over the last 40 years, transformed one of
Eurasia’s long-contested frontiers into one of its most
stable and constructive regions.
Author
Bio: John P. Ruehl is an Australian-American
journalist living in Washington, DC, and a world affairs
correspondent for the Independent
Media Institute. He is a contributor to several foreign
affairs publications, and his book, Budget
Superpower: How Russia Challenges the West With an Economy
Smaller Than Texas’, was published in December
2022. Follow him on X
@john_ruehl.
Credit Line:
This article was produced by Economy
for All, a project of the Independent Media
Institute.
