<Tr> <Th> Designated PHLF </Th> <Td> 1976 </Td> </Tr> <P> The Mexican War Streets, originally known as the "Buena Vista Tract", is a historic district in the Central Northside neighborhood of Pittsburgh, Pennsylvania, in the United States . The district is densely filled with restored row houses, community gardens, and tree - lined streets and alleyways . The area dates to around the time of the Mexican--American War . The 27 - acre (11 ha) district was listed on the National Register of Historic Places in 1975 with 119 buildings deemed to contribute to the historic character of the district . In 2008, the district's listing was increased to include an additional 288 contributing buildings over a 25.7 - acre (10.4 ha) area . </P> <P> In the late 19th century, Allegheny, Pennsylvania (later annexed by Pittsburgh), became known for its stately homes, occupied by some of the area's wealthy families . One such area became known as the Mexican War Streets . It developed from land owned by William Robinson Jr., ex-mayor of the city of Allegheny, who subdivided the property into streets and lots in 1847 . Surveys for the development were made by Alexander Hays . A number of the streets are named after battles and generals of the Mexican--American War, including Buena Vista Street, Monterey Street, Palo Alto Street, Resaca Place, Sherman Avenue, and Taylor Avenue . Fremont Street (currently Brighton Place) had been named in recognition of John C. Frémont . </P> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> <Li> </Li> <Li> </Li> <Li> </Li> <Li> </Li> <Li> <P> The Mattress Factory art museum at 500 Sampsonia Way . Not in the Mexican War Streets Historic District </P> </Li> <Li> <P> The Mattress Factory's annex gallery building at 1414 Monterey Street (at the corner of Monterey and Jacksonia streets). </P> </Li> </Ul>

Why is it called mexican war streets in pittsburgh
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