Oak Cliff was a township founded in the mid-1800s and annexed in 1903 by the city of Dallas.Today, most of the area's northern residents are Hispanic.The area remained under Spanish rule until 1821, when Mexico declared independence from Spain, and the area was considered part of the Mexican state of Coahuila y Tejas.In 1836, Texians, with a majority of Anglo-American settlers, gained independence from Mexico and formed the Republic of Texas.In 1921, the Mexican president Álvaro Obregón along with the former revolutionary general visited downtown Dallas' Mexican Park in Little Mexico, the small park was located on the corner of Akard and Caruth Street, site of the current Fairmount Hotel. Kennedy was assassinated on Elm Street while his motorcade passed through Dealey Plaza in downtown Dallas. Johnson told police during a standoff that he was upset about recent police shootings of black men and wanted to kill whites, especially white officers.
S., which recorded a population of 7,233,323 as of July 1, 2016, an increase of 807,000 people since the 2010 census. The bulk of the city is in Dallas County, of which it is the county seat; however, sections of the city are located in Collin, Denton, Kaufman, and Rockwall counties. The city's prominence arose from its historical importance as a center for the oil and cotton industries, and its position along numerous railroad lines.Dallas and nearby Fort Worth were developed due to the construction of major railroad lines through the area allowing access to cotton, cattle, and later oil in North and East Texas.The construction of the Interstate Highway System reinforced Dallas' prominence as a transportation hub with four major interstate highways converging in the city, and a fifth interstate loop around it.