Answer:
During the war, the United States was supplying goods to the nations opposing Germany. This led to Germany conducting unrestricted submarine warfare where they would perceive any convoy supplying their enemies as enemy ships. This meant that they started sinking ships of neutral US and angering the nation.
she claimed it make women unhappy
"Since the women are the ones who bear the babies and there's nothing we can do about that, our laws and customs then make it the financial obligation of the husband to provide the support. It is his obligation and his sole obligation. And this is exactly and precisely what we will lose if the Equal Rights Amendment is passed."
If I am not mistaken I believe it is true.