The dollar rallied broadly today as the reflation trade suffered its first set back in quite some time. Commodities fell sharply, equities slumped, as did bond yields and the dollar rebounded, particularly against the commodity currencies and currencies of emerging countries.

Risk aversion reappeared today as several factors converged to prompt profit-taking. Latvia’s woes put pressure on the euro as traders fear a domino-effect if Latvia defaults that could spread across emerging Europe, badly hurting highly-leveraged European banks. Bin Laden’s latest tape, which emerged as Obama landed in Riyadh also chilled market enthusiasm.

Also helping the greenback were tough words from Fed Chairman Bernanke on the US’s government’s need to restore fiscal discipline once emergency measures are no longer needed.

The highest fliers were among the worst hit today as GBP, AUD, and CAD were badly battered by the market. Macro hedge funds were heavy sellers today with profit-taking seen as the motive ahead of tomorrow’s ECB meeting and Friday’s US payrolls.

Sovereign bids saved EUR/USD from sliding off a cliff this afternoon. They held the line at 1.4110 and kept stops in the 1.4090/95 area out of reach.

US equities moderated their slide at the close, ending down 1.4% after being down 2.25% or so at the worst…