Interstate 635 (Texas) Interstate 635 (Texas) Interstate 635 (I-635) is a partial loop around Dallas, Texas, in the United States between I-20 in Balch Springs and State Highway 121 (SH 121) at the north entrance of the Dallas-Fort Worth International Airport in Grapevine. It intersects I-35E at exits 27B–C, but does not connect with I-35W. It is known locally as the Lyndon B. Johnson Freeway, or LBJ, named after Lyndon B. Johnson, the former U.S. Senator from Texas, 37th Vice President, and the 36th President of the United States. Where I-635 ends at I-20, I-20 continues the LBJ Freeway name heading west. Because
State President of South Africa in 1961, most non-South African sources had referred to the State President as simply the "President". The leader of the African National Congress, Nelson Mandela, was sworn in as President on 10 May 1994. There is one living former South African State President: State President of South Africa The State President of the Republic of South Africa () was the head of state of South Africa from 1961 to 1994. The office was established when the country became a republic in 1961, and Queen Elizabeth II ceased to be monarch of South Africa. The position of Governor-General of South Africa