In the Asian session, the German Benchmark Index traded below 18,600 levels.
European stocks are expected to open flat to slightly higher on Tuesday as investors anticipate the Federal Reserve’s meeting and U.S. inflation data.
The U.K.'s FTSE index is expected to remain unchanged, while Germany's DAX is set to rise by 6 points, France's CAC 40 by 21 points, and Italy's FTSE MIB by 16 points.
On Monday, regional markets declined as traders reacted to the EU Parliament elections and French President Emmanuel Macron's decision to call a snap election following significant gains by the right-wing National Rally party.