Where did Nicholas Winton do his work saving the children?

Alongside the Czechoslovak Refugee Committee, the British and Canadian volunteers such as Winton, Trevor Chadwick, and Beatrice Wellington worked in organising to aid children from Jewish families at risk from the Nazis. Many of them set up their office at a dining room table in a hotel in Wenceslas Square.

Explanation:

interest groups send representatives to state capitals and to washington, d.c. to put pressure on members of congress and other policymakers. they engage in lobbying, or the organized process of influencing legislation or policy. lobbying can take many forms. interest groups can testify in congressional hearings.