Gold rejected a 3-1/2 week high on Friday, but was set for its biggest weekly gain in seven as President Barack Obama authorized air strikes in Iraq.
The euro gained against the dollar and sterling, and investors flocked to the Swiss Franc and yen as Obama approved air strikes in Iraq.
U.S. stock-index futures pointed to a higher open on Wall Street on Monday, on hopes that interventions in Iraq will prove limited.
Asian stocks were mostly lower on Friday after the U.S. authorized targeted airstrikes on Iraq but strong Chinese data helped to boost sentiment.
Stocks fell Thursday as Wall Street echoed action in European markets and tracked Ukraine news.
Wall Street looked set to open higher on Friday, as geopolitical events sent investors fleeing to a perceived flight to safety.
U.S. Treasury bonds recommenced their upward swing on Thursday, as Russian counter-sanctions kept risk-aversion at a high.
European stocks closed lower, after fluctuating for much of the day, as investors reacted to rate decisions by the BoE and the ECB.
Gold above $1,300 as fears of Russian military action against Ukraine and retaliation by Moscow over sanctions burnished gold's appeal.
Crude oil rebounded from the lowest prices in months, as the security situation in northern Iraq raised concerns about disruptions.
The yen came under pressure from Japan's plans to increase its pension allocation to the domestic stock market.
Asian equities ended mostly lower on Thursday ahead of a raft of global central bank meetings.
Wall Street was seen opening higher on Thursday, even as Russia confirmed a wave of counter-sanctions aimed at its Western detractors.
Stocks fell Wednesday, with the S&P 500 at a two-month low, on unease about the standoff in Ukraine.
U.S. Treasury bonds rose on Wednesday, as an upsurge in fears about Russia boosted investors' bid for "safe-haven" assets.
European shares closed lower on Wednesday, with investors reacting to disappointing data and escalating tensions between Russia and Ukraine.
Bonds turned as energy share lead a sharp stock market selloff, having earlier rallied after better-than-expected ISM data earlier.
U.S. stock index futures traded down on Wednesday, as European shares fell sharply on rising concerns about Russia and Ukraine.
Stocks fell sharply Tuesday, with traders citing uncertainty about Ukraine and concerns of higher interest rates.
U.S. stocks rose on Monday, with the S&P 500 rebounding from its biggest weekly drop since 2012.
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