Later, France also claimed the area but never established much settlement.
In 1819, the Adams-Onís Treaty between the United States and Spain defined the Red River as the northern boundary of New Spain, officially placing the future location of Dallas well within Spanish territory.
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.
John Neely Bryan established a permanent settlement near the Trinity River named Dallas in 1841. The general consensus is that the city was named after either Dallas, Scotland or after Sen. The Republic of Texas was annexed by the United States in 1845 and Dallas County was established the following year.
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.
Top to bottom, left to right: Downtown Dallas skyline, Old Red Museum, North Park Center, Dallas City Hall, Dallas Museum of Art, Winspear Opera House, Perot Museum of Nature and Science, State Fair of Texas at Fair Park, Dallas Union Station, the Dallas Arboretum and Botanical Garden, and the American Airlines Center) is a city in the U. The United States Census Bureau's estimate for the city's population increased to 1,317,929 as of July 1, 2016.
It is the most populous city in the Dallas–Fort Worth metroplex, which is the fourth most populous metropolitan area in the United States. According to the 2010 United States Census, the city had a population of 1,197,816.