MFS Government Markets Income Trust is a close ended fixed income mutual fund launched and managed by MFS Investment Management, Inc. The fund invests in the fixed income markets of United States. It primarily invests in U.S. and non-U.S government securities. The fund also invests in mortgage backed, U.S. government agencies, international sovereigns, U.S. treasuries, cash and other net assets, emerging markets debt, high grade corporates, and residential mortgage backed securities. MFS Government Markets Income Trust was formed in 1987 and is domiciled in United States.