Portuguese discovery of the sea route to India Portuguese discovery of the sea route to India The discovery of the sea route to India is the description sometimes used in Europe and among the Portuguese for the first recorded trip made directly from Europe to India via the Atlantic Ocean. It was undertaken under the command of Portuguese explorer Vasco da Gama during the reign of King Manuel I in 1497–1499. Considered by Europe to be one of the most remarkable voyages of the Age of Discovery, it consolidated the Portuguese maritime presence over the Indian Ocean and that country's dominance of global trade routes. The plan for
Time in Portugal March to last Sunday in October in the whole country.<ref name="Regional Legislative Decree 6/96/M"> Regional Legislative Decree 6/96/M (Madeira), 25 June 1996 (in Portuguese). Retrieved 26 May 2013.</ref><ref name="Regional Legislative Decree 16/96/A"> Regional Legislative Decree 16/96/A (Azores), 1 August 1996 (in Portuguese). Retrieved 26 May 2013.</ref> In 1996 Portugal adopted ISO 8601 via EN 28601 as NP EN 28601:1996. The Astronomical Observatory of Lisbon publishes the official time via the Network Time Protocol (NTP), e.g. via "ntp02.oal.ul.pt" and "ntp04.oal.ul.pt". The IANA time zone database contains 3 zones for Portugal. Columns marked with * are from the file zone.tab from the