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.
2. given to or using a system or method; methodical: a systematic person. 3. arranged in or comprising an ordered system: systematic theology. 4. concerned with classification: systematic botany. 5. pertaining to, based on, or in accordance with a system of classification: the systematic names of plants.