Britain, who was at the war with France again, would seize American ships and force Americans sailors to join the British Navy (impressment). The U.S. declared war on Britain in 1812 because Britain refused to stop seizing American ships that traded with France.
He thought it was a reduction of personal liberty.
John L. Sullivan was a boxing legend. Even having drinking problems his entire life, he took a step ahead on stopping this practice. He decided to not dring anymore as long as he lived, but he had no hard feelings against a man who does. In his view If a man can take a drink and get away with it, so much the better, but yours truly has found long since that whiskey is not for him. He was against prohibition though. He thought it was a reduction of personal liberty.
The secretary of treasury is the newest cabinet post.
Hope this helped.