The fourth Turkish-Portuguese War is an armed military conflict between Portugal and the Turkish Empire, in the Indian Ocean.The Ottoman Navy, from 1580 to 1584 for the first time attacks only the Portuguese ships in the Indian Ocean.
In 1585 Mirali Beg seizesthe Portuguese harbors in East Africa (Baraawe, Jumbo and Muqdishu).
Murat Reis, the Turkish admiral, captures Lanzarote in the Canary Islands.
