Gavin Raymond was the speaker at the Sowerby Bridge Rotary Club.
He showed a short film of his hometown in Congo and explained how, despite years of serious conflict, the people were hopeful for the future.
Mr Raymond also spent nine years in the Army which included time in Afghanistan. He is running the London Marathon for the Army Benevolent Fund.
Ian Slim said the club would be continuing hosting and assisting Peace Fellows at Bradford University.