(A) ** Developing the Open Door policy toward China (late 1800’s)
(B) Joining the North Atlantic Treaty Organization (1949)
(C) Preventing Soviet ships from bringing missiles into Cuba (1962)
(D) Invading Grenada (1983)
EXPLANATIONS BELOW
Concept note-1: -Maritime expansion led to the proclamation of an Open Door policy for China in 1899–1900, and set the stage for much greater involvement in local and regional politics and trade during the early 20th century.
Concept note-2: -The Open Door policy-first initiated in 1899, with a follow-up missive in 1900-was significant in its attempt by the United States to establish an international protocol of equal privileges for all countries trading with China and to support China’s territorial and administrative integrity.
Concept note-3: -The Open Door Policy was a policy between China, the US, Japan, and several European powers that stated each of those countries should have equal access to Chinese trade. It was created in 1899 by US Secretary of State John Hay and lasted until 1949, when the Chinese civil war ended.
Concept note-4: -The Open Door Policy (Chinese: ) is the United States diplomatic policy established in the late 19th and early 20th century that called for a system of equal trade and investment and to guarantee the territorial integrity of Qing China.
Concept note-5: -Great Britain, Germany, France, Italy, Japan, and Russia were the recipients of the Open Door policy notes; other countries later affirmed the terms of the policy in the Nine-Power Pact of 1922.