In 1989 he was deployed to Tel Aviv in Israel, where he served as a liaison officer with the multinational force and observers (MFO) during the first Gulf War, attempting to ensure their safety under bombardment from Scud missiles.
Mr Bennett was paralysed in 2018 after suffering a spinal cord injury, but said he still carried his experiences prior to leaving the armed forces in 1992.
"It's crucial we remember not just the big wars like the Second World War, the Falklands, Afghanistan, or Iraq, but all the conflicts and peacekeeping missions that don't always make the headlines," he said.
"I know people who have suffered, and I personally know that the scars - whether seen or unseen - are just as real for those who served in less talked-about places.
"The impact on those who were there is the same, and their sacrifices deserve the same respect and remembrance."
Westminster’s SNP leader Stephen Flynn appeared alongside the other leaders of the UK parties and every living former prime minister at London’s Cenotaph commemoration.
King Charles, the Prince and Princess of Wales and other senior royals also appeared at the ceremony.