Italian city-states like Venice and Genoa were located on the trade routes that linked the rest of western Europe with the East. Both these city-states became bustling trading centers. ... The increase of trade led to a new kind of economy. During the middle ages people traded goods for other goods.
Answer:
the Hadean Eon, the Archean Eon, the Proterozoic Eon, and the Phanerozoic Eon.
Explanation:
The developed a bomb, not just that, the Nazis wanted to take over more land and that meant they where a threat to America, the Soviets teamed up with the US to create a bomb and it turns out the Nazis weren't even going to bomb them
Answer:
As it gained momentum, the abolitionist movement caused increasing friction between states in the North and the slave-owning South. Critics of abolition argued that it contradicted the U.S. Constitution, which left the option of slavery up to individual states