if you mean powerful as in sheer manpower either america or peoples reupublic of china if your talking about tech then either Great Britain or america so whichever way you look at it america probably rules supreme
us
The United States has the best trained and most powerful air force.
Eminent Tech TRW 17 is the worlds most powerful subwoofer.
United States Military
the most powerfull locomotive is soviet 2TE126
The United States of America China
500,000 euros
Jennifer Lopez.
A worlds powerful country is termed as it is powerful in all department. It should rule the world
1. First war fought by the USAF. 2. Worlds first "jet" war.
Harry Saltzman and S. Benjamin Fisz. They were the producers of the battle of britain.
the one that sees the farthest, lol jk idk i think its the hubble telescope