Gujarat South Arabian and Persian Gulf ports, who migrated in and out of Cambay with the rhythm of the monsoons. But others were men with Arab or Persian patronyms whose families had settled in the town generations, even centuries earlier, intermarrying with Gujarati women, and assimilating everyday customs of the Hindu hinterland. The Age of Discovery heralded the dawn of pioneer Portuguese and Spanish long-distance travel in search of alternative trade routes to "the East Indies", moved by the trade of gold, silver and spices. In 1497, Portuguese explorer Vasco da Gama is said to have discovered the Europe-to-India sea route
Time in Portugal re-introduced, it could never be observed as CEST (), and the only solution was to re-adopt WET as standard time. So, in 1976, Portugal adopted WET () as its standard time. DST started to be observed every year as WEST () usually from early April to later September. From 1981 on, DST started to be observed from the last Sunday in March to the last Sunday in September. In 1986, time in Portugal began to be calculated in accordance with UTC, instead of GMT.<ref name="Decree-Law 44-B/86"> Decree-Law 44-B/86, 7 March 1986 (in Portuguese). Retrieved 19 May 2013.</ref> In 1992, during