 The fleet sailed on from Kozhikode to Sri Lanka in 1411.The fourth (1413–1415), fifth (1417–1419), sixth (1421–22) and seventh (1431–33) fleets also visited Kozhikode.A number of tribute delegations – in 1421, 1423, and 1433, among others – were dispatched by the Kozhikode rulers to Nanking and Peking.