As Prince Harry and Meghan Markle prepare for their big day, they will be joining a grand tradition of British Royal weddings. Here's a look back at some of the biggest royal marriages of recent decades. • Subscribe to ITV News on YouTube: http://bit.ly/2lOHmNj • Get breaking news and more stories at http://www.itv.com/news Follow ITV News on Facebook: / itvnews Follow ITV News on Twitter: / itvnews Follow ITV News on Instagram: / itvnews