How has the united nations contributed to globalization? a. by requiring members to select leaders by holding free and fair elections b. by preventing the spread of global culture to preserve national traditions c. by removing barriers to importing and exporting goods from and to other countries d. by offering countries a way to join together to address international problems

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.