Answer:
embargoes
Explanation:
Embargoes is a restriction of trades that we impose to other countries as a form of punishment that arise because of the poltical dispute that we have with that country.
An example of an embargo would be when united states put a limit to china's goods because United states' accusation that china has been spying for information using the modem that they sold to the US market.
1. Long periods of drought and desertification
2. I believe is South Africa.
Answer:
The person should play an important role in history.
Answer:
The advantage of using convoys was that defenseless merchant vessels no longer need traverse the high seas alone and unprotected, but could travel in groups large enough to justify the allocation of scarce destroyers and other patrol vessels to escort them across the Atlantic.