WB: "Here's a choice, aye or nay?"
All WBPs: "Aye!"
You: "They were manipulated!"

All this gibberish is irrelevant to your claim that "Whitebeard is a hypocrite".
Everybody in the WBPs likes Ace, Ace was still alive, they're all naturally going to want to save Ace. What's the hypocrisy?
All WBPs: "Aye!"
You: "They were manipulated!"

All this gibberish is irrelevant to your claim that "Whitebeard is a hypocrite".
Everybody in the WBPs likes Ace, Ace was still alive, they're all naturally going to want to save Ace. What's the hypocrisy?

WB's job is not only to protect one son but to protect all of his sons. He should have decided to protect his other sons.