L. L. Zamenhof his honour. In 1959, Unesco honoured Zamenhof in the occasion of his centenary. In 2015 Unesco decided to support the celebration of the 100th anniversary of the death of Ludwik Zamenhof. Zamenhof was 12 times nominated for the Nobel Peace Prize. His birthday, 15 December, is celebrated annually as Zamenhof Day by users of Esperanto. On 15 December 2009, Esperanto's green-starred flag flew on the Google search web page, in a commemorative Google Doodle to mark Zamenhof's 150th birthday. The house of the Zamenhof family, dedicated to Ludwik Zamenhof, and the Białystok Esperanto Centre, are sites of the Jewish Heritage
Ludwik Marteau Czaplic, Michał Jerzy Mniszech, Ignacy Potocki, Andrzej Mokronowski, Stanisław Poniatowski, Stanisław Trembecki, Andrzej Hieronim Zamoyski, Grzegorz Piramowicz, Franciszek Bohomolec and (one of his best-known) Hugo Kołłątaj. In 1831, following the November Uprising, most of his portraits were transported to Saint Petersburg by order of Tsar Nicholas I. Three years later, they were burned in an effort to destroy significant records of Polish culture. Ludwik Marteau Ludwik Marteau, originally Louis-François Marteau (c.1715, Paris - 2 November 1804, Warsaw) was a French-born Polish court painter who served under kings Augustus III and Stanisław August Poniatowski. All of his known works are portraits;