Why were Japan and Italy able to carry out aggressive territorial policies in
the 1930s?

Like Italy and Japan, German aggression came from a need for resources, a desire to expand or gain back former land, and extreme nationalism.

Like Italy and Japan, German aggression came from a need for resources, a desire to expand or gain back former land, and extreme nationalism. Additionally, Germany under the rule of Hitler and the Nazis believed in an ideology of racial superiority, that the Aryan race was destined to rule and flourish.

Explanation:

the roman army grew in size and became dominant in the mediterranean region.

a variant spelling of the word dote (british)