On the anniversary of John Lennon’s assassination, people around the world are remembering the icon.

One of the most heartbreaking tributes comes from his widow, Yoko Ono.

As she has done in years past, Ono used the anniversary of his death to speak out against gun violence in America.

>> Read more trending stories 

“Over 1,200,000 people have been killed by guns in the U.S.A. since John Lennon was shot and killed on Dec. 8, 1980,” reads a message on a photo she tweeted.

In the tweet, Oko wrote, “Together let’s bring back America the green land of Peace. The death of a loved one is a hollowing experience. After 36yrs we still miss him.”