When you outlaw or discourage the sale of plastic bags, fewer of them end up as litter on beaches. That’s the intuitive ...

Congo has accused Rwanda of backing M23 rebels in its mineral-rich eastern region across the border with Rwanda.

Finland’s parliament has voted overwhelmingly to pull out of a major international treaty on land mines as the Nordic country seeks to boost its defenses against an increasingly assertive Russia ...

Beginning on Juneteenth, a restored Virginia schoolhouse where enslaved and free Black students were taught to read is on ...

Representatives from Congo and Rwanda have signed the text of a peace agreement between the two countries in Washington, according to a joint press release from the two nations and the U.S. Department ...

Americans celebrate an imperfect path toward a more perfect union.

July 1: Cherokee attack the southern frontier. July 4: Congress adopts the Declaration of Independence. It’s worth noting that two other branches of the military will turn 250 this year as well. The ...

Costa Rica has protected 30 percent of its marine territory, and the small Central American country wants more care for the ...

The active renegotiations of the long-standing Columbia River Treaty have stymied in recent months and could have ...

We do not have a moment to lose.” Here’s what the treaty is, why it matters and what happens next. Formally known as the ...

The third U.N. Ocean Conference opened Monday as pressure mounts for nations to turn decades of promises into real protection ...