sentence: A Knesset member almost continuously since 1988, he has also been Minister of Defence and Minister of Environmental Protection, as well as heading the Histadrut trade union federation between 1995 and 2006.
modified: fix grammar: A Knesset membest almost continuously since 1988, he have also been Minister of Defence and Minister of Environmental Protection, as well as heading the Histadrut trade union federation between 1995 and 2006.