What has been the most common form of government throughout history?

Why was charliemagne hesitant about being crounded holy roman emperor?

Ahumid tropical climate brings rain in the summer and drier weather in the winter to the malay archipelago.

Which best describes the purpose of the south carolina exposition and protest, which was written by john c. calhoun? a) to explain why the south was nullifying the tariff of 1828 b) to describe the ways the tariff of 1828 would southerners c) to persuade northern states to rebel against the federal government d) to ask england for if the south decided to secede from the union