C
Every year, pilgrims would visit the idols that had been placed within the Ka'abah and this gave a huge boost to Mecca's economy. The teachings of Islam do not allow polytheism and this in turn threatened the economy of Mecca. This led to rejection by the tribal chief's of the time.
The invasion of Manchuria happened in 1932 which is 7 years before the official year of the start of World War 2 and 9 years before the US intervention in World War 2 (Pearl Harbor).
The main obligations that a peasant had to the lord of the manor included the constant upkeep and maintenance of the land, as well a promise to give up the land upon command.