The Europeans brought with them diseases which were unknown to natives. Many died as a result. The Europeans brought sugar which natives liked and as a result now had tooth decay for the first time. Europeans traded the natives goods in exchange for trinkets of little value but the natives didn’t know that at the time.
They took on industrial jobs. When men left to go fight, their spots in the work force were empty, so women filled in. Women helped with the war effort form back home by joining the mainstream work force :)
Japan began its invasion of China in 1931. The Japanese military had their way over the armed forces of China, and occupied parts of China important to their war aims.
The direct effect of the Emancipation Proclamation was the abolition of slavery in the rebelling states. Slavery was basically outlawed in all the states that had seceded from the Union. Although it is a fact that not all the slaves were freed instantly but a large number of slaves did get back their freedom.
