In an address to congress in 1823, president james monroe said that the western hemisphere was closed to further european colonization and interference in political affairs. the ideas expressed in this speech became known as the monroe doctrine and influenced american foreign policy up until the early 20th century. which action is an example of a u. s. intervention in foreign affairs that the u. s. claimed was justified by the principles set forth in the monroe doctrine? a.) the united states signed a treaty with hawaii in 1875 that stated that the u. s. would not impose duties on sugar imported from hawaii. b.) secretary of state william seward signed a treaty with russia in which the u. s. agreed to purchase alaska for $7.2 million. c.) the united states appealed to china and other countries to open up foreign trade in china to all countries. d.) in 1895, secretary of state richard olney sent a letter to great britain asking them to use arbitration to settle the boundary dispute between venezuela and british guiana.*this is for study island*