<p>Thousands of protesters marched through the streets of Hamburg, Germany’s red-light district on July 7, as world leaders met for the G20 summit.</p><p>More than 70 police officers</a> were injured and at least 70 protesters arrested, reports said, as some 15,000 members of security forces patrolled the streets. Credit: Instagram/vyacheslav.gomer via Storyful</p><br />