"For anyone who needs reminding of how a lot of Republicans like me were raised and how we view the world," McCain tweeted.
McCain called herself "one of Omar's most vocal critics" but condemned Trump's comments about the congresswoman.
The shirts were created by VoteVets and Rags of Honor, who plan to hand them out at Trump's Independence Day celebration.
"I'm sure this would mean a lot to patriot like Donald Trump," producer Andy Lassner wrote on Twitter to help the hashtag go viral.
"This went off the rails," Fox News anchor Leland Vittert reacted.
White House Chief of Staff Mick Mulvaney said it was not "unreasonable" for someone in the Trump administration to have the U.S.S. John McCain moved in Japan last week.
McCain also pointed out that the warship was actually named for her grandfather and great grandfather "who were the very first four-star admirals in the Navy."
"On behalf of the entire McCain family," she wrote, "Please be respectful to all of us."
"The president is now glorifying a loser," Congressman James Clyburn pointed out on Sunday. "Robert E. Lee was a loser," he asserted.
"We had it done except for one vote," Trump said, referring to John McCain's vote against an Obamacare repeal.
"Don't worry, Senator [John] McCain," Kushner reportedly said. "We're going to change the way the entire government works."
"No one believes you care about prisoners of war and 'people who get captured,'" Meghan McCain wrote back to the president on Tuesday.
"You're not offended about me and McCain, you're trying to use me to get to Trump. I'm not playing that game," Graham said.
"How was John McCain supposed to thank Trump for "approving" his state funeral? He was literally dead for goodness sake," Eugene Gu tweeted.
"I have to be honest, I never liked him much and I probably never will," Trump said about John McCain on Wednesday, while speaking at a military manufacturing plant in Lima, Ohio.
"If I had told my dad, 'Seven months after you're dead, you're going to be dominating the news and all over Twitter,' he would think that it's hilarious that our president was so jealous of him," John McCain's daughter said.
"I was never a fan of John McCain, and I never will be," Donald Trump said of the late senator this week.
Cindy McCain, wife of former Senator John McCain, took to Twitter Tuesday to expose a profane message from a follower that attacked her late husband, as well as her daughter, Meghan McCain.
"He spends his weekend obsessing over great men," McCain said of Trump on Monday.
Omar is embroiled in allegations she used anti-Semitic tropes in her criticisms of the state of Israel and the pro-Israel lobby in the U.S.
Kentucky Senator Rand Paul's decision not to back President Donald Trump's national emergency exposed a growing rift in the Republican Party.
John McCain's daughter says her "beef" with the Trump family is "forever."
"The idea and onus is you get up in the morning and start working for the American people," McCain said.
"I have to have confidence that the fox is not going to be put back into the henhouse," McCain told Shanahan. He suggested that placing an executive from one of the largest military defense contractors, a man with no prior military experience, in such a powerful Pentagon role could be damaging to the agency.
"John McCain still refuses to answer questions," Katrina Pierson complained in a tweet, shocking Twitter.
Outgoing GOP congresswoman is chosen by the state's governor to serve the remaining two years of John McCain's term.