President Trump's promise to stem the flow of migrants across the border seems fulfilled: Fewer migrants are crossing and ...

Immigration arrests seen on video are showing an emerging trend: More Border Patrol agents are operating far from the borders ...

Almost two hundred years ago, a flotilla of six Navy ships, crewed by about 350 military and civilians, including botanists ...

President Donald Trump recently addressed Mexico’s failure to pay the water it owes the U.S. under a decades-old treaty.

In 2018, a broken sewage pipe in Mexico resulted in millions of gallons of sewage spilling into the Tijuana River, and eventually, the Pacific Ocean. Around 12 miles of beach from the border ...

A study by UC San Diego researchers reveals that pollutants found in the sewage-laden Tijuana River are ending up in the air near the U.S.-Mexico border in San Diego County.

President Trump has repeatedly described the U.S.-Canada border as an "artificially drawn line." ... The Oregon Treaty of 1846 extended the border to the Pacific Ocean.