Prince Harry and Meghan Markle visted Colombia last week.Eric Charbonneau/Archewell Foundation via Getty ImagesPrince Harry and Meghan Markle visited Colombia at the invitation of Vice President Francia Marquez.The trip marked their second international tour of 2024.Harry and Meghan made clear for years that championing international causes is a passion for them.Prince Harry and Meghan Markle wrapped up their latest international trip on Sunday.The couple went to Colombia at the invitation of the nation's vice president, Francia Márquez, and they spoke at the Responsible Digital Future Summit at Universidad Ean on August 15.Their visit to Colombia marked their second international tour of the year, following their trip to Nigeria in May.Harry and Meghan received backlash for both trips in UK tabloids, with some outlets questioning why the couple is going on trips that look a lot like royal tours despite stepping back as working royals in 2020.But looking back at their time as working royals together and their individual lives highlights that international service trips are nothing unusual for Harry or Meghan.Harry and Meghan have a long history of international workRoyal watcher Kristen Meinzer told Business Insider that international trips with a service focus aren't new for Harry or Meghan.As a member of the royal family, Harry spent his entire life accompanying his parents on royal tours, and as an adult, he served in the Royal Air Force, which also took him around the globe.