It could be argued that the overall purpose of John F. Kennedy’s inaugural speech was "<span>to inform the nation and the world that the US is ready for war if necessary," since Kennedy wanted to project an image of power and confidence. </span>
Answer:
B. To help keep workers safe from unsanitary, corrupt, and dangerous working conditions.
Explanation:
Workers began to protest and denounce what they perceived as the unsanitary, corrupt and dangerous working conditions. That was the beginning of the labor movement.
Unions enhanced workers' ability to strike and demand concessions from the employers. Paid leave, social security, minimum wages, insurance (medical insurance in most European countries) ... those were some of the things the labor movement (boosted by unions) achieved around the world.