Conversation so far:
When was the Paris Peace Conference?
In 1919 Hughes, with former Prime Minister Joseph Cook, travelled to Paris to attend the Versailles Peace Conference.
He remained away for 16 months.
What happened at the conference?
signed the Treaty of Versailles on behalf of Australia - the first time Australia had signed an international treaty.
What did the treaty entail?
demanded heavy reparations from Germany, suggesting a staggering sum of PS24,000,000,000 of which Australia would claim many millions to off-set its own war debt.
Who was at the conference?
former Prime Minister Joseph Cook.

Question: Was there any controversy around it?
Self-contained rewrite: Was there any controversy around former Prime Minister Joseph Cook?