The Transjordan Frontier Force (TJFF) was established at Sarafand on 1 April 1926 with a cadre drawn from the Arab Legion. The TJFF subsequently moved to Zerqa in October 1926.
On 1 April 1926, the Transjordan Frontier Force (TJFF) was formed at Sarafand, utilizing members of the Arab Legion. Later, in October 1926, the TJFF moved to Zerqa.