Conversation so far:
What was The Old Boers?
the Old Boers (Hertzog, Steyn, De Wet).
Why was he called this?
CANNOTANSWER.
What did he do during this time/?
A small-scale miners' dispute flared into a full-blown strike, and rioting broke out in Johannesburg after Smuts intervened heavy-handedly.
What was the dispute over?
With the schism in internal party politics came a new threat to the mines that brought South Africa its wealth.
What were they mining?
CANNOTANSWER.
Did Africa gain wealth?
Smuts lost Interior and Mines, but gained control of Finance.

Question: When did he gain control over France?
Self-contained rewrite: When did Jan Smuts gain control over France?