The phrase "army escort" is correct and usable in written English.
It can be used to refer to a military unit or personnel assigned to accompany and protect someone, often in a context involving security or transportation.
Example: "The dignitary arrived at the event with an army escort to ensure their safety."
Alternatives: "military escort" or "armed escort".
The businessman was sent to the South Armagh village without a police or army escort.
The US Muriel Mining corporation dispatched geologists, with an army escort, to test for deposits of gold, silver, platinum, copper and coal.
The foreigners were travelling in the Chesht-e-Sharif district in the western province of Herat with an Afghan army escort when militants opened fire on the convoy.
The army official said that in July 2002 in the Mount Hebron region, he had fired shots at two Israeli cars, killing three settlers and an army escort.
The settlers' council demanded that Prime Minister Ehud Barak ban Palestinian cars from West Bank highways, restricting Palestinians to travel by bus under army escort.
For several years, village children have been given a court-ordered army escort on their walk to school following abuse and stone-throwing by settlers.
Twice-monthly trips to the tomb have been organized with army escorts for the past four years without incident.
Vaccinators' pay was raised to $5 a day in the most dangerous areas, police and army escorts were increased and control rooms were created to speed crisis responses.
In the border region that contains much of the shale (though not in Los Ramones), drug-related violence is so rampant that the army escorts fracking crews to and from drilling sites.
The Algerian Army escorted the workers anytime they left the sprawling compound, to and from the airport or as they headed to distant wells where they sometimes saw nomads crossing the desert on camels.
This week's protests, leaving terrified, tear-streaked girls, their parents and police and army escorts dodging the bricks, insults and even a pipe bomb hurled by the Protestants, have brought the paralyzed peace process closer to collapse.
