The U.S. dollar weakened today against the euro and the Japanese yen after the new home sales unexpectedly plunged ant the Federal Reserve kept the interest rates at the record low level.

The Great Britain pound rose today against the U.S. dollar and the euro on the speculation that the planned budget cuts wouldn’t damp the economic growth and after the Bank of England signaled that it might raise the interest rates.

The Brazilian real went down today after the Finance Minister Guido Mantega said yesterday that the government intends to curb the currency’s gains.

The Chinese yuan gained today on anticipation that the central bank would allow the currency more flexibility before Group of Twenty nation’s meeting this week.

The Great Britain pound rose against the U.S. dollar today after Fitch Ratings positively commented on Britain’s government efforts to curb the budget deficit; versus the Japanese yen the sterling performed not so well as the demand for the safety still supports the Japanese currency.

The Canadian dollar erased its yesterday’s losses versus the U.S. currency and extended its rally against the euro as the inflation were near the forecasted value, causing the speculation that the central bank would increase the interest rates.

The Japanese yen rose today on the speculations that European crisis strengthens as some E.U. banks face the funding problems, increasing the appeal of the yen as the safe currency.

The Chinese yuan retreated today, after it gained yesterday on the signals of the end for the dollar’s peg, as China’s central bank might intervene to curb the currency’s appreciation.

The Canadian dollar fell against its U.S. counterpart today on the renewed concerns about the European debt crisis, but sustained its gains versus the euro and the Japanese yen after China signaled that it might end the yuan’s peg to the U.S. dollar, bolstering the confidence in the growth-linked currencies.

The end of the two-year yuan’s peg to dollar weakened some currencies and strengthened others; among later can be the New Zealand dollar.