The labor movement in the United States grew out of the need to protect the common interest of workers. For those in the industrial sector, organized labor unions fought for better wages, reasonable hours and safer working conditions.
Labor rights or workers' rights are both legal rights and human rights relating to labor relations between workers and employers. These rights are codified in national and international labor and employment law. In general, these rights influence working conditions in relations of employment. One of the most prominent is the right to freedom of association, otherwise known as the right to organize. Workers organized in trade unions exercise the right to collective bargaining to improve working conditions.
Is estimated to have killed 30 to 60% of Europe's total population.<span>In total, the plague reduced the world population</span><span> from an estimated 450 million down to 350 to 375 million in the 14th century.</span>
