In which significant way did the united nations differ from the league of nations? a. the united states joined the united nations but not the league of nations b. the league of nations allowed communist nations, but the united nations didn't c. the united nations had very different goals than the league of nations. d. the united nations had significantly fewer member nations than the league of nations

A. The United States joined the United Nations but not the League of Nations.

Explanation:

The League of Nations was an early attempt to create an international alliance that would contribute to the maintenance of peace. This was designed in the aftermath of World War I, with significant input coming from President Woodrow Wilson. Despite this, the United States never joined the League of Nations. Moreover, the League was unsuccessful in preventing the rise of Nazism or the beginning of World War II.

no statements but ok.

the statement that best describes the idea of manifest destiny that was used in the 19th century would be that "it was fate that the united states would continue to  expand westward," since people thought the us was "destined" to do so. 

the roman army grew in size and became dominant in the mediterranean region.