Who colonized The Federated state of Micronesia ?

The Federated States of Micronesia was colonized by Spain in the 16th century, followed by Germany in the late 19th century. After World War I, the islands were administered by Japan until the end of World War II, when they came under the control of the United States as part of the Trust Territory of the Pacific Islands. Micronesia gained independence in 1986 and became a sovereign nation.