Amid the farmers' protest going on for the last nearly a month, Prime Minister Narendra Modi on Wednesday paid tribute to former Prime Minister Chaudhary Charan Singh on his birth anniversary and recalled his contribution to welfare of farmers.

"Humble tribute to former Prime Minister Chaudhary Charan Singh ji on his birth anniversary. He remained devoted to the development of villages and farmers throughout his life, for which he will always be remembered," Modi tweeted.