The large number of Slavonic local names in Albania, even in districts where no trace of a Slavonic population exists, bears witness to the extensive Servian and Bulgarian immigrations in the early middle ages, but the original inhabitants gradually ousted or assimilated the invaders.
The Albanian settlements in southern Italy and Sicily were founded in 1444, 1464 and 1468; minor immigrations followed in the three succeeding centuries.
There were probably two successive Aryan immigrations, and the tradition of a struggle between them may be preserved in the Mahabharata.
In the Malay Peninsula itself there is abundant evidence, ethnological and philological, of at least two distinct immigrations of people of the Malayan stock, the earlier incursions, it is probable, taking place from the eastern archipelago to the south, the later invasion spreading across the Straits of Malacca from Sumatra at a comparatively recent date.
Ahmad, who crossed from series of Arab immigrations, the last two of which are referred to the 13th and 15th centuries.