So is Lebanon an ARAB country now?
The current members of the Arab League (and the date of their admission):
Egypt - March 22, 1945 (Founder) (suspended, 1979-1989)
Iraq - March 22, 1945 (Founder)
Jordan - March 22, 1945 (Founder) (entered when still using the name "Transjordan")
Lebanon - March 22, 1945 (Founder)
Saudi Arabia - March 22, 1945 (Founder)
Syria - March 22, 1945 (Founder)
Yemen - May 5, 1945 (Founder)
Libya - March 28, 19531
Sudan - January 19, 1956
Morocco - October 1, 1958
Tunisia - October 1, 1958
Kuwait - July 20, 1961
Algeria - August 16, 1962
United Arab Emirates - June 12, 1971
Bahrain - September 11, 1971
Qatar - September 11, 1971
Oman - September 29, 1971
Mauritania - November 26, 1973
Somalia - February 14, 1974
Palestinian Territories - succeeding to the position held by the Palestine Liberation Organization since September 9, 1976
Djibouti - April 9, 1977
Comoros - November 20, 1993
In January 2003, Eritrea joined the Arab League as an observer.
http://en.wikipedia.org/wiki/Arab_League
Lebanon is a founder of the Arab League