Describe what enabled civilizations to develop. Please I need a short summary it doesn't have to be long.

What happened between 1804 and 1815

The climax in “the bear” occurs when

Plz which of the following provisions of the compromise of 1850 was designed to appeal to slave states? a. congress passed a strict fugitive slave law. b. the slave trade was banned in washington dc. c. texas agreed to give away some of its land so that the territory would be available for future states. d. california was admitted to the union as a free state.