Conversation so far:
What part did the TNA play?
His presence at the TNA launch was a strong indication that he would contest for the party's presidential nomination.
Did he found the party?
On 20 May 2012, Uhuru Kenyatta attended the elaborately assembled and much-publicised launch.
Are there any other interesting aspects about this article?
Speeches at the launch revolved around the need for a thriving economy, the need for the rights of people of all classes.

Question: did he do the speeches?
Self-contained rewrite: Did Uhuru Kenyatta do the speeches at The National Alliance Party launch?