Germany's Foreign Ministry has responded forcefully to U.S. Secretary of State Marco Rubio's criticism of the country's decision to classify the anti-immigrant Alternative for Germany party as a 'right-wing extremist' organization.

Germany rebuked Secretary of State Marco Rubio after he slammed the country’s intelligence agency for classifying the far-right political party Alternative for Germany a “proven-right wing extremist organization.

Germany's foreign office says history shows that right-wing extremism "needs to be stopped", after criticism from the White House.