The Spanish flu pandemic was the biggest and catastrophic that have existed in humanity, affecting humans and animal in New York, Berlin, London, and Paris. The nation with the highest number of victims was New York with more than 60.000, the next was London with almost 55.000 victims; Berlin was the lowest with about 40.000 victims.
I think you mean the Golden Spike which is the ceremonial final spike driven by Leland Stanford to join the rails of the First Transcontinental Railroad across the US connecting the Central Pacific and Union Pacific railroads in 1869 in Promontory, Utah.
To regulate commerce with foreign nations,and among the several states, and with Indian Tribes
MY BOYYY JAMES MADISON DAWGGG