The golden spike (also known as The Last Spike) connecting the Central Pacific and Union Pacific railroads was driven at Promontory Summit, Utah Territory on May 10, 1869. It was the ceremonial final spike driven by Leland Stanford to join the rails of the First Transcontinental Railroad across the United States.
The probability based on an event that has already occurred is 100%. If the event has occurred, it has occurred.
The constitutional convention occurred second.
The Vietnam War is the event that occurred in the Tonkin Gulf.
nothing happens in Utah
No.
The probability of event A occurring given event B has occurred is an example of conditional probability.
No memorable space event occurred on this day.
What important event occurred April 9th, 1865
What important event occurred April 14th, 1865
The event occurred on the date specified.
Flashback
The narrator ran