Princess Diana's legacy of activism lives on

In 1997, Princess Diana brought public attention to land mine victims.

The beloved British royal advocated for a worldwide ban on land mines -- a position that put her at odds with many Western powers who had stockpiled the weapons.

But almost two decades after her death, how much progress has been made in the worldwide fight against leftover munitions? Watch the video above to learn more.

Learn more about Princess Diana's life: