Thanks, certain members of US Congress...
"U.S. Treasury Secretary Jack Lew warned the Republican-dominated Congress that China and other rising powers were challenging American leadership in global financial institutions and he urged lawmakers to swiftly ratify stalled reform of the IMF to help preserve U.S. influence."
http://www.reuters.com/article/2015/03/17/us-europe-asia-bank-idUSKBN0MD0B320150317 (http://www.reuters.com/article/2015/03/17/us-europe-asia-bank-idUSKBN0MD0B320150317)
Tell your children and grand kids: Bye, bye, strength of USD!