Ahmed Shukairy was a Palestinian who represented at the United Nations both Syria and Saudi Arabia between 1949 and 1961 – and he was a great speaker and a courageous speaker. The link below has some of his speeches by date and it also shows you the beginning and the end of his speech because each link has speeches by others as well.
https://tinyurl.Com/Ahmed-Shukairy-speeches-at-UN