Complex sentence: In 1855 King Willem III of the Netherlands appointed Hiddingh his special envoy to the newly formed Boer republics of the Orange Free State and Transvaal, to present a flag and coat-of-arms, as a gift to the government and people of the Republic.
Split into simpler sentences: In 1855 King Willem III of the Netherlands appointed Hiddingh his special envoy to the newly formed Boer republics of the Orange Free State and Transvaal. The visit to the Orange Free State was special, as the main purpose was to present a flag and coat-of-arms, as a gift from King Willem III to the government and people of the Republic.