UK forces have been in Afghanistan since US-led forces launched Operation Enduring Freedom in 2001, targeting al-Qaeda and its Taliban supporters. As the UK's role has changed, troop numbers have increased.
Definition of systematic. 1 : relating to or consisting of a system. 2 : presented or formulated as a coherent body of ideas or principles systematic thought. 3a : methodical in procedure or plan a systematic approach a systematic scholarb : marked by thoroughness and regularity systematic efforts.
a systematic series of actions directed to some end: to devise a process for homogenizing milk. 2. a continuous action, operation, or series of changes taking place in a definite manner: the process of decay. 3. Law. the summons, mandate, or writ by which a defendant or thing is brought before court for litigation.