On Monday, Frankfurt's DAX index opened slightly above the 23,500 mark, aiming for a rebound after experiencing declines over the past six sessions, in tandem with other regional indices. However, the overall market mood remained cautious due to ongoing geopolitical tensions between Israel and Iran, coupled with enduring global trade uncertainties. Meanwhile, world leaders convened in Canada for the G7 summit, with diplomatic efforts to address the Middle East crisis taking center stage on the agenda. Investors also turned their attention to a critical week of monetary policy decisions, with significant announcements anticipated from both the Federal Reserve and the Bank of England. In terms of business performance, leading gainers included Commerzbank, Deutsche Bank, Rheinmetall, Daimler Truck, and Siemens Energy, each recording gains ranging between 1.1% and 2%.