Complex sentence: Perhaps the height of the Jesus movement was in the week-long gathering in Dallas, Texas known as Explo' 72, which attracted 80,000 young people and brought the hippies of the Jesus movement together with young people from traditional Christian families and churches.
Split into simpler sentences: Perhaps the height of the Jesus movement was in the week-long gathering in Dallas, Texas known as Explo' 72. This gathering attracted 80,000 young people and brought the hippies of the Jesus movement together with young people from traditional Christian families and churches.