Complex sentence: With the advent of independence for these territories, the agreement was updated and, on 11 December 1969, it was relaunched as the SACU with the signing of an agreement between the Republic of South Africa, Botswana, Lesotho and Swaziland.
Split into simpler sentences: With the advent of independence for these territories, the agreement was updated and on 11 December 1969. It was relaunched as the SACU with the signing of an agreement between the Republic of South Africa, Botswana, Lesotho and Swaziland.