Los Angeles lies in a bowl in Southern California, adjoining the Pacific Ocean, with mountains as substantial as 10,000 feet (three,000 m), and deserts. The city, which covers close to 469 square miles (1,210 km2), is the seat of Los Angeles County, the most crowded district in the United States. The Los Angeles metropolitan zone (MSA) is house to 13.1 million men and women, producing it the second–biggest metropolitan zone in the country soon after New York. Greater Los Angeles incorporates metro Los Angeles just as the Inland Empire and Ventura County. It is the second most crowded U.S. joined measurable zone, likewise soon after New York, with a 2015 gauge of 18.7 million men and women. Home to the Chumash and Tongva, Los Angeles escorts had been assured by Juan Rodríguez Cabrillo for Spain in 1542. The city was established on September 4, 1781, by Spanish representative Felipe de Neve. It turned into a piece of Mexico in 1821 soon after the Mexican War of Independence. In 1848, toward the finish of the Mexican–American War, Los Angeles and the remainder of California had been bought as a characteristic of the Treaty of Guadalupe Hidalgo, and in this method turned out to be a piece of the United States. Los Angeles was consolidated as a region on April 4, 1850, five months ahead of California achieved statehood. The revelation of oil in the course of the 1890s carried rapid development to the city. The city was moreover extended with the finishing of the Los Angeles Aqueduct in 1913, which conveys water from Eastern California. Los Angeles has an assorted economy and hosts organizations in a wide scope of professional and social fields. It likewise has the busiest compartment port in the entire Americas. A globally city, it has been positioned sixth in the International Cities Index and ninth in the International Financial Power Index. The Los Angeles metropolitan region likewise has a gross metropolitan end result of $1. trillion (starting up at 2017), producing it the third-biggest city by GDP on the planet, soon after the Tokyo and New York City metropolitan territories. Los Angeles facilitated the 1932 and 1984 Summer Olympics and will have the 2028 Summer Olympics.