US Federal Reserve policy makers gather next week, and might decide to raise interest rates for the first time since 2006.
Last week European Central Bank President Mario Draghi' signalled euro-zone policy makers were ready to offer additional stimulus if needed to help stoke growth and inflation.
A report showed German industrial production increased in July, climbing 0.7 percent, following a revised 0.9 percent decline in June. While the gain was welcome, its size was below expectations.
"Germany is actually running on all the engines that are possible apart from the external demand coming out of emerging markets," David Milleker, chief economist at Union Investment Privatfonds, told Bloomberg. "It's nice, it's solid, but it's not euphoric because we have that drag."
US markets were closed on Monday for the Labour Day holiday.
Shares of Glencore soared 7 percent in London after the company announced plans to cut its debt. It plans to raise up to US$2.5 billion by selling shares. The mining group also said it would idle some mines, providing a positive bid to copper prices.
"Notwithstanding our strong liquidity, positive operational free cashflow generation, lack of debt covenants, modest near-term maturities and the recent affirmation of our credit ratings, recent stakeholder engagement in response to market speculation around the sustainability of our leverage, highlights the desire to strengthen and protect our balance sheet amid the current market uncertainty," Ivan Glasenberg, Glencore CEO, said in a statement.
Oil fell, with Brent shedding 4 percent, after Russia rejected calls from OPEC to reduce supply. China's stock market decline didn't help.
"Oil is only taking its cues from China," SEB chief commodity analyst Bjarne Schieldrop told Reuters.