Western Asset Municipal Partners Fund Inc. (MNP) operates as a closed-end mutual fund with a focus on fixed-income investments. Its management responsibilities are primarily held by Legg Mason Partners Fund Advisor, LLC, while Western Asset Management Company also contributes to its oversight. The fund's investment strategy targets the United States fixed-income market, specifically emphasizing high-quality, tax-exempt debt securities issued by municipal entities. Performance evaluation for its portfolio is conducted against the Barclays Municipal Bond Index. This fund, which was established in the United States on January 29, 1993, formerly operated under the name Salomon Brothers Municipal Partners Fund.