The prohibition of Mixed Marriages Act banned marriages between black and white South Africans in 1949.
The Population Registration Act created a racial register which classified whites, natives and coloureds in 1950.
The Immorality Amendment Act banned sex between whites and blacks in 1950.
The Group Areas Act divided SA into areas for whites and non-whites. People who lived in the wrong area were forced to move from 1950.
The suppression of Communism Act, 1950 meant that any form of opposition to the government was treated as Communism and could lead to a ten year jail sentence. This meant that it was effectively illegal to oppose Apartheid.
InfluxControl was the name given to the measures used to regulate the inflow of black Africans into SA's urban areas during Apartheid.
The pass laws were extended. All black African men had to carry pass book from the age of 16 at all times. Women had to carry them from 1956.
As many as 400,000 arrests a year were made under the pass laws until they were abolished in 1986.
The Bantu Education Act, 1953 meant that black children were made educated differently from whites. They were given a basic education that enabled them to undertake menial and manual work.
The Bantu Education Act was written by Hendrick Verwoerd, who became prime minister in 1958.
The Separate Amenities Act, 1953 segregated public buildings and places. These included cinemas, park benches, toilets, hospitals, bus stops and clubs.
The provisions over public places such as separate parks, benches and other facilities became known as "Petty Apartheid".