The phrase "army to withdraw" is correct and usable in written English.
It can be used in contexts discussing military operations or strategies, particularly when referring to the action of a military force leaving a position.
Example: "The government announced that the army to withdraw from the conflict zone would begin next week."
Alternatives: "military to retreat" or "troops to pull back".
The Bulgarian army provided stiff resistance that ultimately forced the Ottoman army to withdraw, though the withdrawal was successful in large part due to the gunfire support from Barbaros Hayreddin and the rest of the fleet.
The expectation was that, the attacks on the Eighth Army by the XXI and Desert Mounted Corps, and the start of the Battle of Nablus attacks on the Seventh Army, would force the Fourth Army to withdraw northwards along the Hejaz railway to conform with the withdrawals of the Seventh and Eighth Armies.
His sudden death, however, caused the Roman army to withdraw.
This committed the army to withdraw from the area around Miran Shah, turning all control over to tribal elders.
Mr. Sharif agreed to Mr. Clinton's demands to force the army to withdraw to its original positions.
According to the Associated Press, two of those released have asked for the Algerian army to withdraw from the scene.
In reply, General Powell stressed that Mr. Kabila needed to meet with other African leaders to build an atmosphere of trust and security that would permit the occupying armies to withdraw, the official said.
In most such cases the insurgents scarcely deployed anything heavier than antitank rockets, machine guns, and light mortars, but often they did not even have those; yet their tactics forced the regular armies to withdraw, sometimes after driving them to the point of complete breakdown, as happened to the Americans in Vietnam.
The continuing British Empire infantry attack in the Judean Hills had forced the Ottoman Seventh and Eighth Armies to withdraw northwards towards the waiting Desert Mounted Corps.
Falkenhayn commanding Yildirim Army Group realised that the Ottoman forces could not hold the EEF any longer, and he ordered the Eighth and Seventh Armies to withdraw about 10 km.
Without communications, no combined action could be organized by the Ottoman forces, and the continuing EEF infantry attack forced the Ottoman Seventh and Eighth Armies to withdraw northwards from the Judean Hills.
