Select the correct answer.
read these five major themes
1. interaction between humans and the environment
2. development and transformation of social structures
3. state-building, expansion, and conflict
4. creation, expansion, and interaction of economic systems
5. development and interaction of cultures
which of the themes is the best category for information about family and kinship?

Was american neutrality between september 1939 and december 1941 a tragic mistake

7. how did the early egyptians use the flooding of the nile river to their advantage? they diverted the water to flood their enemy's lands and destroy their crops. they created an easier way to travel to the mediterranean sea and the indian ocean. they established a new water-based athletic event for the ancient olympics in greece. they devised an innovative irrigation system, which created a surplus of food.

Which of the following acts or treaties tried to american indians?