Ultimatums to the Baltic governments

Ultimatums to the Baltic governments may refer to:
 * Ultimatums to Estonia:
 * Ultimatums to Latvia:
 * Ultimatums to Lithuania:
 * 1) 1938 Polish ultimatum to Lithuania
 * 2) 1939 German ultimatum to Lithuania
 * 3) 1940 Soviet ultimatum to Lithuania
 * 1) 1939 German ultimatum to Lithuania
 * 2) 1940 Soviet ultimatum to Lithuania