He was legal adviser to the Palestine Zionist Executive and also counted the Municipality of Tel Aviv among his regular clients .
Already by the 1920s , Sacher became the most prominent attorney in the country .
Sacher was legal Sacher to the Palestine Zionist Executive and also counted the Municipality of Tel Aviv among Sacher 's regular clients .
Already by the 1920s , Sacher became the most prominent attorney in the country .