Martina Navratilova and Chris Evert, Getty Images
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When it comes to gal pals, history is chockfull of them. From the 1500s to present day, there have been millions of female bonds formed, and it has led to some pretty amazing accomplishments and achievements. That's what happens when women support women.

From poets under Soviet rule secretly sending their banned poems to each other in the mail, to a group of friends who — determined to become the first female doctors in the UK — pressured legislation together. There were also famous movie stars who were happy to give other women a leg-up when searching for their big break. These iconic relationships have created beautiful moments and even shaped the world for the better.

Read on to see what kind of magic happens when you have a lady in your corner — you'll be that much more appreciative of the women in your life!