Lufthansa flight LH-854 had to return and make an emergency landing in Frankfurt, Germany, on July 29th.
The Airbus A321-100 plane took off for Helsinki, Finland, but had to turn back after the crew noticed hydraulic issues.
The plane landed safely. Everyone aboard remained unharmed.

American Airlines flight AA-2250 had to make an emergency landing in Hartford, Connecticut, on February 26th.
Air France flight AF-443 had to return and make an emergency landing in Rio de Janeiro, Brazil, on April 14th.
Lufthansa Cityline flight LH-843 made an emergency landing in Hamburg, Germany, on December 23rd.