American troops installed signs on a beach in northeast Mexico declaring the area "restricted" by the U.S. Department of Defense, it has been reported.

Video on social media appears to show Mexican marines removing the signs purportedly at Playa Bagdad, close to where the Rio Grande river flows into the Gulf of Mexico.

The signs warned that unauthorized access or photography was not permitted, and that "if you are found here, you may be detained and searched."

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Newsweek contacted the Pentagon by email outside of regular working hours.

Why It Matters

The incident comes amid heightened tensions between Mexico and the U.S in an area where President Donald Trump has used an executive order to rewrite the map by renaming the Gulf of Mexico, the Gulf of America

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