What physical features impacted early civilization in Mesoamerica?

Which list states events of the mongol empire in the correct chronological order

The venn diagram below shows some services provided by state and local governments. the answer choices are (1) - creating a police force, (2) - regulating taxicabs, (3) - regulating savings banks, (4) - issuing driver licenses.

How did the mexican american war ignite a conflict over slavery between the north and the south?