He was a convinced Zionist He was busy leading the United Nations delegation of his country at the Paris Assembly but gave much time and attention to the Palestine issue sitting day after day at the Political Committee when Palestine was discussed

Can you repeat this sentence, but add in punctuation?
"He was a convinced Zionist He was busy leading the United Nations delegation of his country at the Paris Assembly, but gave much time and attention to the Palestine issue sitting day after day at the Political Committee when Palestine was discussed.