When the Soviet Union was founded (1922), World War I had already ended (19 18).

Next attendance:

1930 or so, Zhang Xueliang was beaten in the northeast for the Middle East Railway (but that can only be regarded as a conflict);

1938 fought the battle of Harishin River with Japan, which can only be regarded as a conflict;

In the early days of World War II, Germany attacked Poland, and the Soviet Union also occupied part of the territory from behind, which was still a conflict;

Then the Sufen War;

Then came the Great Patriotic War, including the last invasion of Northeast China;

The reason for bullying Czech Hungarian China can only be regarded as conflict. If you have to count, the Soviet Union sent some soldiers to help participate in the Korean War and the Vietnam War.

Then came the Vietnam War in Sui 'an: invading Afghanistan, a veritable war;

Later, the Soviet Union disintegrated.