On 9 September 2018, Sarkar defended anti-Israel graffiti on the walls of a Warsaw ghetto.<ref name="graffiti">https://twitter.com/AyoCaesar/status/1038774066998648832</ref> | On 9 September 2018, Sarkar defended anti-Israel graffiti on the walls of a Warsaw ghetto.<ref name="graffiti">https://twitter.com/AyoCaesar/status/1038774066998648832</ref> |