text: In 2016, Kerry Woolard and Joni Ernst were among the people who spoke at this event, which happens every four years.
full_question: In 2016, Kerry Woolard and Joni Ernst were among the people who spoke at this event, which happens every four years. The first of this event took place in Pittsburgh in 1856, but the first one to *nominate a successful president was in 1860. When this event occurred in 1924, it was the first to ever be broadcasted over radio. When it occurred in 1940, it was the first time any of this type of event was broadcast on live television for any party. For 10 points, what event occurred in Cleveland, Ohio in 2016 and chooses the presidential nominee for the Republican Party?
first_sentence: In 2016, Kerry Woolard and Joni Ernst were among the people who spoke at this event, which happens every four years.