I am political leader of Tibet(even while in exile). My soul has been reincarnated 14 times. Who am I.

Dalai Lama.

Explanation:

The current Dalai Lama, the 14th since 1391, was exiled from Tibet and in 1989 he was awarded the Nobel Peace Prize.According to his religion, he is a reincarnation. After the death of the 13th Dalai Lama in 1933 at the Summer Palace in Lhasa, a long intensive search began throughout the country for the incarnation of the deceased.

Water(like when there is a hurricane)some foods(not enough for everyone)