Ukraine
The US and the former USSR
It is unclear what is meant by "International neighbors". If the question is asking which former USSR states are predominantly Muslim, those would be: Azerbaijan, Kazakhstan, Uzbekistan, Turkmenistan, Kyrgyzstan, and Tajikistan. If the question is asking which non-Soviet states bordered the former USSR that were predominantly Muslim, those would be: Turkey, Iran, and Afghanistan.
There were 15 states in the former USSR
The former USSR was.
Starting in1931 japan invaded the North Eastern part of China including Manchuria and bordered by the USSR.
cuba
There were 11 time zones in the former USSR.
Starting in 1931 Japan invaded the North Eastern part of China including Manchuria and bordered by the USSR. Please see the related question below.
After USSR (mostly in asia), China.
Strictly India. USSR is not a country. The boundary with China is disputed by India.
It was a former member of the USSR. Not really a country, as such, but in the US, Russia and the Soviet Union are considered interchangeable.