What do you notice in these photos??

Under the new imperialism europe did not need large numbers of people to control territories because of

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.

World war 2 was caused, in part, by which of these factors?