The answer is right there. The great leap led to economic failure failures and this affected the people because they were food shortages in the country.
When Germany attacked France through Belgium. within hours, Britain declared war on Germany
Most likely because in poor, rural areas, public schools are scarce/ not easily available, and so sending a girl to school is not as prioritized as sending a boy to school, since a boy can start working and be a "breadwinner" for the family sooner than a girl.
1. False, a theater of war is a place where war is opened up, i.e. the Pacific Theater in World War Two.
2. True, espionage is spying.
3. True.
4. True, President Wilson did want the League of Nations.
5. True, he was eventually shot down by infantry fire, though.
There were several important factors that contributed to the ability of europeans to conquer the aztecs and inca, but the most important three were that the Europeans brought guns, germs, and steel weapons.