Gol D Roger was the Pirate King. He amassed a great fortune and reached the final island, Laugh Tale. His execution led to the Great Pirate Era as he revealed the existence of One Piece before his death. His crew, the Roger Pirates, were among the most powerful and feared at that time. Roger's journey was filled with epic battles, exploration, and a quest for the ultimate treasure.
The discovery of the existence of One Piece was a crucial part of his story. Also, the formation of his powerful crew, the Roger Pirates, was a significant event. His journey across the Grand Line and the New World, facing various challenges, is also key.
Sure did. Luffy overcame many challenges and ultimately emerged victorious against Kaido. It was a long and hard-fought struggle that showcased Luffy's growth and determination.