Mahayana Buddhism sped to which country?

China and India

Explanation:

Mahayana Buddhism is thought to have spread from both China and India during the first and second century into Southeast Asia. Mahayana took root primarily in maritime Southeast Asia, although there was also a strong influence in Vietnam, in part due to their connection with China.

where is the picture

the right answer is the end of world war ii

after the end of a global wwii all the nations involved, in an attempt to create an organization to maintain world peace. this agreement would work settling international disputes via negotiation and arbitration instead of leading the issues escalate to another war.