World war 2 officially started in 1939
What's your question this is a statement
Buddhism is a religion and dharma that encompasses a variety of traditions, beliefs and spiritual practices largely based on original teachings attributed to the Buddha and resulting interpreted philosophies.
Assuming you’ve been taught on this, just formulate something from that and other info you have.
The main way in which Chinese culture changed during the Warring States period was that it became far more unified as a result of these conflicts, since they led to the first real Chinese Empire.