Dharamsala, Jan 27 (ANI): Tibetan Prime Minister-in-exile, Lobsang Sangay described US President Barack Obama's visit to India on its Republic Day as a celebration of democracies. Obama watched a dazzling parade of India's military might and cultural diversity earlier in New Delhi.A majestic parade is held every year on January 26 in the national capital city to observe the day when the Indian Constitution was adapted and the country was declared as sovereign republic in 1950.