Answer: Gunboat Diplomacy.
Explanation: This is when a nation uses the threat of force or conspicuous displays of firepower to have influence in foreign policy, and it's called "Gunboat Diplomacy". The president Roosevelt used this tactic as a way to secure Panama's independence from Colombia; in a way of exchange the United States was able to secure access to what would become the Panama Canal.
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Answer:
A
Explanation:
ITS A I GOT THE ANSWER RIGHT ON A TEST
One of the major long term effects of the recognition of Christianity in Constantinople was that Christians were no longer persecuted, which led to Christianity becoming a major religion in Europe.