From 1974 to 1979, she studied at the Free University of Berlin, in development sociology, economics and business administration and international politics.

From 1997 to 1999, she worked as director of the Ecumenical Coalition on Third World Tourism (ECTWT), and editor of the quarterly journal Contours in Barbados.

[2] The same year, the Simon Wiesenthal Center placed Groth and several of her Die Linke colleagues fourth on its 'Top 10 Most Anti-Semitic" List.

Groth was a candidate for the 2009 German federal election by the Left Party, for Pforzheim, reaching 6.8 per cent of first votes.

[6] At the end of May 2010, together with Inge Höger and Norman Paech, she accompanied an international convoy from Free Gaza Movement.

[7][8][9] It was like war, They had guns, Taser weapons, some type of teargas and other weaponry, compared to two-and-a-half wooden sticks we had between us.

"Commentators have observed several problems with Groth's assertions: the statement is factually incorrect; it also mirrors long-standing anti-semitic tropes that Jews poison wells.