Arrowslits did not compromise the wall's strength, but it was not until Edward I's programme of castle building that they were widely adopted in Europe.
Əmuhuya wazizgiran əsuhu ən ɣalan, mašan asgadan ye ayktaban ən təmuqunt tan enuwan wi Edouard fal ataqal dǎɣ təhurut aylmadan dǎɣ Europe.