US Dollar has been known as the world’s reserve currency. The widely acceptance of the Dollar has made it more spread out with many governments, banks, foreign investors .They have helped to achieve dollar as the world’s dominant currency. In adding to the strength was the economic strength showed by the American economy.As with the case of any tools in the financial sector we would know that there will be boom and weakness, Dollar is the highly required currency for International business. The period by which the dollar now faces would be that of decline. This would not mean to create a panic with it, the dollar would provide more trading opportunities for smart investors.