What was the key german weapon in the battle for the atlantic?

What was the compromise that allowed california to be admitted to the union

Reflect on how egypt and mesopotamian civilizations flourished what similarities do you think exist between ancient india amd other early civilization

Consider the following invention from the american industrial era. cotton gin – a machine that removed seeds from short-staple cotton which option explains how this invention contributed to the role of the united states as an emerging world power? a. it was in high demand abroad, as many european nations had begun farming cotton. b. it led to the decline of slavery in the south, which enhanced america’s international reputation. c. it freed up many slaves to become factory workers in northern cities, which improved the economy. d. it increased production efficiency of a us cash crop that was in high demand in other nations.