Complex sentence: Adam Busby (born 1948) was the founder of the Scottish National Liberation Army (SNLA) in 1980, a terrorist organisation which has used violence against English people living in Scotland and against prominent British political figures.
Split into simpler sentences: Adam Busby (born 1948) is the founder of the Scottish National Liberation Army (SNLA) in 1980. The SNLA is a terrorist organisation which has used violence against English people living in Scotland and against prominent British political figures.