Following capture and occupation by the United States during World War II, the Marshall Islands, along with several other island groups located in Micronesia, passed formally to the United States under United Nations auspices in 1947 as part of the Trust Territory of the Pacific Islands established pursuant to Security Council Resolution 21.
What is the name of the broader region that the Marshall Islands are a part of?
{'text': 'Micronesia', 'answer_start': 147}