Huey Long's major political goal was the create a universal income for Americans to help lift so many of America's poor out of a life of poverty and let them live without fear of going hungry.
Before Polk, the United States and Mexico had boundaries along the Rio Grande River. Texas and Polk claimed that America's southern border ran down to the river south of the United States' positon back then. They had a war, but Mexico lost and U.S kept expanding.
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The Italian painter and architect Giorgio Vasari is more famous for his biographies of Italian artists than any of his own works. It is largely due to Vasari that we have such a wealth of information about the artists of the Renaissance.