1600 A crucial battle in the series leading up to the decisive battle of Sekigahara which ended Japan's Sengoku period

Conflict in New Zealand

Ngāti Tūwharetoa–Ngāti Whitikaupeka War

Battle in Japan in 1600, part of the Sengoku period

Cavalry duel fought by pre-arrangement on Vughterheide near 's-Hertogenbosch, North Brabant during the Eighty Years' War

War fought between the Toungoo Dynasty of Burma and the Ayutthaya Kingdom of Siam

Battle between the Dutch and the Spanish in the city of Nieuwpoort, now in Belgium

1600 battle in Japan

1600 battle in County Donegal during the Nine Years' War

1600 battle preceding Tokugawa shogunate in Japan

1600 military conflict in Estonia during Polish-Swedish War