The breakup of the Soviet Union in 1991 may be most directly linked to the 20th-c. process of fragmentation.
Over time, the settlers who stayed were able to adapt and modify the landscape for farming.
Samuel Gompers was most associated with being the president of the American Federation of Labor (AFL) which was one of the biggest unions in the 1800s.
Answer: See explanation
Explanation:
A labor union, orvm sometimes refered to as a labor organization is formed by workers and its role is to ensure that employees work in good working conditions and also seek to help the imorice their pay and benefits.
One common thing to labor unions is that they all share a common goal which is to help the workers in a particular industry.