FACTBOX - Security developments in Afghanistan

(Reuters) - Following are security developments in Afghanistan at 9 a.m. British time on Friday:

* Denotes new or updated incident

* EASTERN AFGHANISTAN - A NATO-led soldier was killed and another was wounded in an insurgent attack in east Afghanistan, the alliance said in a statement. No further information about the location of the incident or nationality of the soldier was available.

HELMAND - Afghan and U.S.-led forces killed four militants in a raid on a compound in Naad Ali district about 570 km (350 miles) southwest of Kabul overnight, the U.S. military said in a statement.

HELMAND - U.S.-led forces killed one militant in the north of Helmand province, about 590 km (365 miles) southwest of Kabul, after they were attacked by a group of armed insurgents Thursday, the U.S. military said in a separate statement.

(Compiled by Golnar Motevalli; Editing by Sanjeev Miglani)