Describe the struggle between big business and labor union?

Since the teacher asked us to write a five part article, you helped me .. But I do not understand this because I do not understand this topic .. help me Please ... Thank you.

Update: Everyone, please tell me how to write the first paragraph of introduction. Help me. It has expired tomorrow. . . I really do not understand between big companies and labor unions.

In the mid-nineteenth century, Industrial America witnessed an evolving struggle between labor and large companies. Despite strong opposition from industrialists and the rise of the steel industry, this has become increasingly important for the modernization of the United States and the emergence as a world power. . - The future of the American labor union seems dark. In the past few decades, the number of members has declined rapidly. Trade unions were formed to listen to the workers' voices and allow part of the company's growth to be obtained. This report examines the changes that have arisen in the rights of workers for many years due to labor union efforts. It will also address the issue of whether the union is necessary or effective in today's economy.

Introduction Over the years the labor union movement has created a way for individuals to work and live for the best and most unpleasant people. Some people believe that a power struggle has been created between management and union leaders due to the influence of labor unions. There are some citizens who claim that the existence of labor union is necessary for freeing employees in today's era, others think that labor unions are just ongoing problems. - At the Memory Palace of Matteo Ricci, the author Jonathan Spence tells about Matteo Ricci, who worked as a missionary in Italy. Spencer tried to explain those who decided in sermons and experienced many difficulties but never lost the belief of using memory palaces to establish Christian faith in China. He divided the book into nine chapters.