He was the eldest son of James Mill, a Scotsman who had come to London and become a leading figure in the group of philosophical radicals which aimed to further the utilitarian philosophy of Jeremy Bentham. John Stuart Mill's mother was Harriet Barrow, who seems to have had very little influence upon him.
Answer: Canada is bigger, second largest in the world. (Russia is the biggest.) Canada: 9,984,670 SQ KM US: 9,826,675 SQ KM Source: CIA Fact Book.
I'm assuming that by America you mean The United States. There's no country called America. Even when excluding Taiwan and other disputed territories, China is larger than the United States, both in terms of land area, and in terms of land area including inland waterbodies. By land area only: China: 9,326,410 sq km. United States: 9,161,966 sq km, 1.8% smaller than China.