It is in Episode 461, 'The Beginning of the Battle! Ace and Whitebeard's Past". Ace meets Shanks in a cave, thanking him for saving his brother Luffy.
Portgas D. Ace meets the Straw Hat crew in "One Piece" during the "Water 7" arc, specifically in Episode 104. He encounters them at the end of Episode 104, while they are in the midst of their adventures. This moment is significant as it showcases Ace's connection to Luffy and sets the stage for future interactions between the characters.
The episode Ace was Season 11, episode 22; original air date May 12, 2010.
In the story so far (manga and anime) he has not had a reunion yet. Oda would probably make it happen sometime in the new world ( the second half of Grand line). Shanks had a chance to meet up with him at the end of the war at Marineford. However he chose not to, preferring Luffy keep the promise he made on his own.
episode 94 and 95
After ace dies, it starts at episode 393
Shanks meets Whitebeard in Episode 316 of "One Piece," titled "The Return of the Captain." In this episode, Shanks approaches Whitebeard to discuss the balance of power in the world and the potential implications of the impending war against the Marines. Their meeting highlights the respect and tension between two of the most powerful figures in the pirate world.
Episode 316.
Episode 4
ace first appears in chapter 154. episode 91.
episode 316
episode 37
The episode Ace was Season 11, episode 22; original air date May 12, 2010.
In the story so far (manga and anime) he has not had a reunion yet. Oda would probably make it happen sometime in the new world ( the second half of Grand line). Shanks had a chance to meet up with him at the end of the war at Marineford. However he chose not to, preferring Luffy keep the promise he made on his own.
episode 94 and 95
They meet in episode 163. The episode is released now.
After ace dies, it starts at episode 393
they meet songo in episode 24