Why is Colorado called the cetenennial state?

Answer 1

On August 2, 1876, 28 days after the Centennial of the United States, US President Ulysses S Grant signed a proclamation admitting the State of Colorado to the Union as the 38th State and earning it the nickname - Centennial State.

Answer 2

Colorado became a US state in 1876, when the US was celebrating its Centennial as a nation. The Declaration of Independence was signed on July 4, 1776.

Answer 3

Because when America was celebrating the centennial in 1876, Colorado became a state
Because it entered the Union in 1876, 100 years after the signing of the Declaration of Independence.

Answer 4

Colorado became a state in 1876. In that year, America was celebrating its centennial (or its 100th birthday) and Colorado was the only state to officially become a state in that year