1573 naval battle on Harlem Lake between the Spanish and Dutch fleets

1573 treaty between England and Spain

1573 military conflict in Estonia during Livonian War

1573 battle in Japan

1573 battle of Croatian-Slovene Peasant Revolt

1573 naval battle of the Eighty Years' War

Battle during the Eighty Years' War

1573 naval battle in the Eighty Years' War