[4] Returning to Saint Vincent, Joshua entered politics, and was elected to the island's assembly in 1951 as a member of the Eighth Army of Liberation.
[10] In 1967 the PPP lost their parliamentary majority and Joshua was succeeded by Robert Milton Cato, leader of the Saint Vincent Labour Party.
[11] After the 1972 elections, Joshua was appointed Deputy Premier and Minister of Finance in the cabinet of James Fitz-Allen Mitchell.
[12] Joshua remained in parliament, but the PPP began to decline as the New Democratic Party emerged as political competition.
[19] After the closure of this airport in 2017, the former passenger terminal building was renovated and now houses a shopping plaza known as The Joshua Centre.