Part 5/11:
The discovery of oil in 1892 catalyzed Los Angeles's rise onto the world stage. By the early 20th century, LA was a significant producer of oil globally, which energized its economy and prompted explosive population growth—from just over 11,000 residents in 1880 to more than 100,000 by 1900. This rapid influx demanded extensive infrastructure development, encouraging the construction of grand homes and mansions that reflected the city’s newfound wealth.