[2] Roos and his followers fell in with Daniel François Malan and he was a founding member of the National Party.

[3] Using his as his personal slogan "workers of the world unite and fight for a white South Africa", he was a regular speaker at a series of events in 1922 when white miners went back on strike over wage cuts and an increase in the proportion of black workers allowed.

[8] Roos spent three years as a judge in the Supreme Court of Appeal but resigned after criticizing Prime Minister of South Africa James Barry Munnik Hertzog due to a lack of plans to come off the gold standard.

Ultimately however Roos personal popularity ensured that his demands were agreed to with Finance Minister N.C. Havenga taking the country off gold in a move that led to a widespread economic up-turn.

[9] This success of sorts was to be Roos' final contribution to South African politics as, although it had initially been his campaign, support dwindled after the country came off gold.