Precious metals, buoyed by safe-haven flows due to growing geopolitical rifts, also got a lift from the soft dollar as gold breached $5,000 per ounce for the first time and silver surged over 4% to another record high.
Markets are also awaiting a Federal Reserve meeting later in the week where the central bank is expected to stand pat on rates although much of the focus will be on concerns over central bank independence.
U.S. President Donald Trump has repeatedly criticized Fed Chair Jerome Powell for not lowering rates more aggressively and the Justice Department has now threatened a criminal investigation against Powell related to building renovations on the Fed's new headquarters.
Trump's attempt to remove Fed Governor Lisa Cook also awaits a Supreme Court hearing.
In corporate news, earnings from Ryanair (RYA.I), opens new tab will be of interest to investors as it comes amid a social-media feud between Elon Musk and Ryanair boss Michael O'Leary.