BlackRock Municipal Income Trust II is a closed-end mutual fund specializing in fixed income, established by BlackRock, Inc. Its operational oversight is provided by BlackRock Advisors, LLC. The fund primarily channels its capital into fixed income markets, holding a portfolio that largely consists of both long-duration and short-duration debt instruments, alongside money market funds. A significant part of its holdings is dedicated to high-quality municipal bonds, which are notable for being exempt from ordinary federal income tax. This trust commenced operations on July 30, 2002, and is headquartered in the United States.