How many stars were on the US flag in 1869 1877?

In 1869, the U.S. flag had 37 stars, representing the states in the Union at that time. This configuration remained until 1876, when it was updated to include 38 stars following the admission of Colorado. However, the 38-star flag was officially adopted on July 4, 1877, marking the flag's appearance with that number of stars.