<human>:  When did the Battle of Sekigahara take place?
<bot>: The Battle of Sekigahara took place in 1600. It was a decisive battle in Japanese history. It was the last battle of the Sengoku period, which ended with the unification of Japan under the Tokugawa Shogunate. The battle was fought between the forces of Toyotomi Hideyoshi and Tokugawa Ieyasu, two of the most powerful daimyo in Japan.