1. Many women have taken the initiative to form support groups so that they can help each other and take care of each other in their times of need.2. In a support group, members provide each other with various types of help, usually nonprofessional and nonmaterial.
support grouptake the initiative to form support groups = 自發性地成立自助團體
The army ainted the rebels into a corner, leaving them no choice but to fight.