In what year did the Transcontinental Railroad reach California?

The Transcontinental Railroad reached California in 1869, marking a significant milestone in American history and infrastructure development. This railroad connected the eastern United States with the west, facilitating transportation and commerce. The completion of the railway was celebrated on May 10, 1869, at Promontory Summit in Utah, where the last spike, often referred to as the "Golden Spike," was driven into place, symbolizing the unification of the country through this groundbreaking engineering feat.

The impact of the Transcontinental Railroad on California and the broader United States was profound. It spurred economic growth, encouraged migration westward, and played a crucial role in the expansion of trade and communication. The seamless connection enabled by the railroad helped California emerge as a vital part of the national economy, allowing for the movement of goods and people at unprecedented speed and efficiency.