Nations in the 1904 Summer Olympics

Although the colors of the olympic flag represent the 5 continents, it isn't officially set which color represents which continent. Here the continents are in alphabetical order and the colors are arranged how they appear on the flag

This quiz includes all participating nations with a National Olympic Comitee, though the concept of "national teams" didn't exist in 1904

Two of the nations made up one country.

One of the nations was a colony of an Empire. Another one was also under the control of that Empire