Thirty years ago, Rwanda’s government began a campaign to eradicate the country’s largest minority group. This Why It Matters episode discusses how in just one hundred days, 800,000 people in Rwanda were killed, while the rest of the world sat on the sidelines.

Katherine Zimmerman, a fellow at the American Enterprise Institute, sits down with James M. Lindsay to discuss the ongoing attacks by the Houthis in Yemen on commercial ships transiting the Red Sea.

Industrial overfishing and other man-made factors have pushed one-third of the world’s fish stocks to be threatened with extinction, and many other species are not far behind. The problem represents …