The Taft-Hartley Act . represented the most progressive labor reforms since the Wilson administration was an attempt by big business to reverse gains made by organized labor limited the immigration of Asians and eastern Europeans was successful because it was supported by John L. Lewis

Was an attempt by big business to reverse gains made by organized labor.

Explanation:

The The Taft-Hartley Act also known as the labor management relation act of 1947.

The Taft-Hartley Act was an attempt by big business to reverse gains made by organized labor. It is a federal law of the United States of America that restricted the activities of the labor union such as organizing and bargaining collectively as a group. Also, the Taft-Hartley Act restricted the power and authority of the labor union.

On the 23rd of June, 1947, it was enacted by the US Congress (80th) who were encouraged by big businesses or lobbyists to override a veto by President Harry S. Truman. Pres. Harry tagged the legislation as a slave-labor bill but was overridden by the US Congress.

The Taft-Hartley Act prohibited all of the following activities of these labor union;

1. Sympathy strikes such as wildcat strikes, political strikes, jurisdictional strikes, and solidarity strikes.

2. The use of secondary boycotts.

3. The use of both secondary and mass picketing.

4. The use of closed shops or halls and discrimination against non union members.

5. Financial donations to any federal political campaigns by the labor unions.

they remained in rural areas and worked at jobs such as lumbering or farming.