The U. S. entered the war in 1917 because a. Germany declared unrestricted submarine warfare. b. of the Zimmerman Telegram. c. they sided with the Allies. d. all of the above circumstances were true.

The us is first  the  u.s. economy  remains the  largest in the world  in terms of nominal  gdp. however, the  u.s. economy  loses its spot as the number one  economy  to china when  measured  in terms of  gdp  based on ppp. in these terms, china's  gdp  is $23.19 trillion exceeds the  u.s. gdp  of $19.42 trillion

Nestor foreshadows the plan of the suitors to kill telemachus through his account of what happened to agamemnon who was murdered by people around him. despite this telemachus was reassured that his voyage was going to be safe with the of athena.