Explanation: LAW
The necessity of fighting off invading groups was one aspect of the Roman Empire that continued into the Byzantine Empire. The Byzantine Empire, a very powerful and vast civilisation, emerged after the Roman Empire during Late Antiquity and the Middle Ages. Constantinople became its capital.
I’m not sure but look below for answer
The answer is ''To exercise diplomacy or force''
Between 1812 and the American Civil war, the Untied States was gradually becoming a major regional player.
It was both growing in Territory as well as the economy.
It was also looking to develop a powerful Navy and gave officers to right to carry out diplomacy with the nations they encounter or use force if necessary.
The answer is c, loss of lands, loss of trade, and degradation of culture because when the European settlers came to Africa, they tricked the Africans into giving up their and set up colonies form the land they stole, for example, boers ( Dutch soldiers) tricked the Africans in South Africa to giving up the land and then the boers and Africans went to war and the colony of South Africa was made. Europeans took away their trading by making them jobs such as house cleaning and working at the plantations and stuff. Their cultures degraded by the Europeans teaching them Christianity, which they followed and they soom forgot about their original cultures.
I hoped my answer helped you. :)