Although the rough terrain and high altitude of the Himalayan regions made it hard for the soldiers during the war, the Indian army conducted Operation Vijay, successfully evicted Pakistani soldiers and recaptured the Tiger Hill and other posts.
Honouring the armed forces in a series of tweets, the prime minister said, "Remembering our courageous soldiers who fought gallantly for the pride of our nation & the security of our citizens during the Kargil War".
Earlier, Union Defence Minister Arun Jaitley and the three Chiefs of Services laid floral wreaths at Amar Jawan Jyoti, here in the national capital to mark the occasion.
July 26 is celebrated as the anniversary of India's victory in the 1999 Kargil conflict with Pakistan.
Narendra Modi today expressed his views by tweeting for the Indian army and the soldiers who sacrificed their lives for us.
The Indian Army has planned a range of events for Wednesday to pay homage to the gallant martyrs in all stations across the seven states under the area of responsibility of the its central command.
"Operation Vijay" was launched in 1999 to evict Pakistani Army from Kargil heights. On the occasion of Kargil Vijay Diwas he reminded the unconditional oblation of our soldiers.
Vishal Dadlani: Celebrating Kargil Vijay Diwas means nothing unless we voice issues that our soldiers are facing each day. Kargil India May-July 1999.