Africa
Blue: Second French Empire.
Purple: British Empire.
*Pink: Norway, in British alliance.
Red: Russian Empire.
Green: German Empire.
Brown: Kingdom of Italy.
Orange: Independent/"Independent" countries of the Boer United States, Ethiopia, Liberia and Equatorial Guinea.
The Americas
Purple: British Empire.
Green: German Empire.
*Light Green: Second Mexican Empire (mostly to compare).
Blue: Second French Empire.
Light blue: Empire of Brazil.
Yellow: Alagoas (Christian theocracy guided by the Conselhists of Antonio Conselheiro).
Orange: Republic of the United States of Brazil.
Pink: Venezuela.
The same as the other, but more close in the Caribbean.
*Light Purple: Kingdom of Spain in Puerto Rico
Europe
Purple: British Empire.
*Pink: Norway.
*Light purple (I think): Republic of Sweden.
Red: Russian Empire.
*Orange: Russosphere part, Slovakia and Hungary.
Green: German Empire.
*Light green: German sphere of Croatia and Slovenia.
Yellow: Socialist states, Socialist Union of Hispania (or Iberia) and Federative Socialist Republic of Italy.
Blue: Second French Empire.
Light blue: Kingdom of Denmark (actually the frontier with Germany is a little bad, but its only because of Mapchart).
Switzerland is independent again.
Asia.
Red: Russian Empire.
*Orange: Zone of influence in the Middle East and Anatolia.
Blue: Second French Empire.
*Light Blue: Influence in Arabia and South China.
Green: German Empire.
Purple: British Empire.