Concept

Completion of the Transcontinental Railroad

May 10, 1869

## When May 10, 1869 ## What The joining of the Central Pacific and Union Pacific railroads at Promontory Summit, Utah, creating a rail link across the continent. ## Where Promontory Summit, Utah ## Why Desire for national unity and economic development ## Who Railroad companies, immigrant workers ## How Massive construction effort, government support, Golden Spike ceremony