Answer: The Underground Railroad work by giving slaves and place to stay. The slaves went from house to house with a light in a window. Most of the houses had secret areas or false floors and carts. The slave would either get in one of the false floor area or get in the cart.
Harriet Tubman was the leader of the underground railroad. She would tell the slaves a certain time to go to each house.
Women's work in WW1. During WWI (1914-1918), large numbers of women were recruited into jobs vacated by men who had gone to fight in the war. New jobs were also created as part of the war effort, for example in munitions factories.
Freedom of speech (i don't know whats your question exactly).
hope this helps :)
A directly stated consitutional requirement in the US constitution in Article 2 Section 3 is that the President must give to Congress recommendations regarding the State of the Union and recommend any actions that are considered essential and expedient.