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 Empire: although almost all continental Portugal is located west of the 7.5°W meridian (i.e. in the theoretical zone of time zone), for mainland Portugal it was adopted as its time zone. By the same law, time zone was adopted for the Azores and Cape Verde, for Madeira and Portuguese Guinea, for São Tomé and Príncipe and São João Baptista de Ajudá, for Angola, for Mozambique, for Portuguese India and for Macau and Portuguese Timor. These time zones were adopted on 1 January 1912. Daylight saving time ("Hora de Verão", in Portuguese) was observed for the first time in 1916, during