Article continues below advertisementDonald Trump mourned the death of civil rights icon Jesse Jackson while also making a striking claim about Jackson's relationship with former President Barack Obama.In a lengthy post shared on February 17 on Truth Social, Trump reflected on his history with Jackson following news that the longtime activist had died.Article continues below advertisementDonald Trump's TributeSource: megaDonald Trump shared a lengthy tribute following the death of Jesse Jackson at age 84."The Reverend Jesse Jackson is Dead at 84," Trump wrote.