When did Ethereum hit $1?

Could you please elaborate on the exact moment when Ethereum reached the price of $1? I'm curious to know if there were any significant events or factors that preceded this milestone. Was it a gradual increase or a sudden surge? Was there a particular announcement or development that triggered this jump in price? Understanding the context behind such a notable event in the cryptocurrency world would greatly enhance my knowledge of the market and its dynamics. Thank you for your time and assistance in clarifying this matter.