Question

reasons for expansion (imperialism)
age of imperialism
the period between 1870 and 1914 has often been called the age of imperialism. imperialism is the policy of powerful countries seeking to extend the economic and political affairs of weaker countries or regions. between 1870 and 1914, european nations seized control of almost the entire continent of africa and much of southern asia. during this period, the united states and japan also became imperial powers.
reasons for imperialism

1. what is imperialism?

social science history

1. european nations were imperialistic towards what parts of the world?

european nations were imperialism mainly towards africa and oceans

1. why do you think they chose those areas?
2. one reason for imperialism in the late

Explanation:

The problem is about the Age of Imperialism, focusing on historical aspects like definitions, regions of European imperialism, and reasons. History (under Social Science) is the subfield as it deals with past events, policies, and expansions during the 1870 - 1914 period.

Answer:

The subfield is History (under Social Science).