• Prince Charles has a different relationship with Princess Diana.

  • The relationship between Charles and Diana deteriorated over the years.

  • As time goes on, the monarch and the heir to the throne look better.

In their engagement photos, Charles and Diana looked happy.

Charles and Princess Diana pose for their official engagement portrait.
Charles and Diana's official engagement portrait.Tim Graham Photo Library via Getty Images

Charles and Diana met 13 times before they got married, but they didn't know each other.

Diana replied "Of course" when the reporter asked if they were in love as they announced their engagement.

The couple looked happy after they announced their engagement.

King Charles III and Camilla Parker Bowles at Windsor Castle in 2005.
Charles and Camilla announced their engagement in 2005.JOHN STILLWELL / Staff / Getty Images

The couple had been dating for almost two decades by the time they got married.

When they announced their engagement in 2005, they looked thrilled.

Diana and Charles kissed for the first time.

Diana and Charles wedding kiss
Diana and Charles on their wedding day on July 29, 1981.Keystone/ Getty Images.

Charles and Diana kissed on their wedding day.

They kissed on the balcony of Buckingham Palace as the public wanted them to do so.

At an event in 2001, Charles kissed his wife for the first time.

Charles and Camilla in 2001.Tim Graham / Contributor / Getty Images

At a charity event in 2001, Charles and Camilla kissed.

In contrast to the fanfare surrounding his first kiss with Diana, Charles kissed Camilla in greeting, making the love between them seem easy.

On their honeymoon, there appeared to be tension between Charles and Diana.

Charles and Princess Diana on their honeymoon in 1981.Tim Graham / Contributor / Getty Images

At the end of their honeymoon, Charles and Diana took photos, and though they posed together sweetly in some shots, others showed them looking ill at ease.

According to Stephen Barry's biography, "The Diana Chronicles," Charles and Diana's honeymoon caused tension between them because Charles called his wife every day.

According to US Weekly, Diana said in "Diana: In Her Own Words" that she and Charles had a fight on their honeymoon about another person.

The princess said that on their honeymoon, he got cufflinks on his wrist. The two C's are the same. It's done, got it. One knew what they were talking about. I asked if she gave you those. He asked what was wrong. A gift from a friend. Did we have a fight? Total jealousy is what it's called. It was a great idea, but it wasn't clever.

The public had a good time with Charles and Camilla.

Camilla and Charles at Monaltrie Park children's playground on April 14, 2005.Getty Images / Stringer

They traveled to Charles Birkhall on their honeymoon.

They took a break from their private getaways to greet people at the opening of a park, and both Charles and Camilla smiled in almost every shot taken of the outing.

Diana and Charles were not comfortable with each other.

The Queen Mother, Princess Diana, and Prince Charles at the 1983 Mey Highland Games.John Shelley Collection/Avalon / Contributor / Getty Images

Many of the images taken at the Mey Highland Games were of Charles and Diana.

At the 2005 Mey Highland Games, the joy at being with each other was apparent.

Camilla and Charles at the 2005 Mey Highland Games.Christopher Furlong / Staff / Getty Images

The couple looked at each other as they laughed in most of the pictures taken of them.

On a 1983 tour of Australia and New Zealand, Charles and Diana looked unhappy.

Charles and Diana in Australia in 1983.Mirrorpix / Contributor / Getty Images

The four week tour of Australia and New Zealand in 1983 was a turning point in the relationship between Charles and Diana.

Insider previously reported that Diana became the "People's princess" but she "eclipsed" her husband in the process.

On a New Zealand tour, Charles and his second wife had a lot of fun.

Charles and Camilla in 2015.Rob Jefferies/Getty Images

The Duke and Duchess of Cornwall had smiles on their faces when they traveled to New Zealand in 2015.

They laugh at Charles trying to dodge a bee.

At a polo match in 1986, Charles and Diana kissed.

Charles and Diana in 1986.Anwar Hussein/Getty Images

The couple began having an affair in 1986.

Andrew Morton says that Diana was aware of her husband's infidelity.

The two of them kissed at a 2005 match.

Charles and Camilla at a polo match in 2005.Max Mumby/Indigo / Contributor / Getty Images

Charles and Camilla kissed in 2005.

There appeared to be tension between Charles and Diana at the event.

The royal family at Trooping the Colour in 1988.Tim Graham / Contributor / Getty Images

The Prince and Princess of Wales stood on the balcony of Buckingham Palace in 1988 to watch Queen Elizabeth, Prince Philip, and other members of the royal family.

Charles and Diana were standing next to each other.

At the event, Charles and Camilla seemed to be at ease.

The royals at the 2015 Trooping the Colour.Danny Martindale / Contributor / Getty Images

As they stood close to each other on the Buckingham Palace balcony, Charles and Camilla smiled.

Prince William and Prince Harry posed for a picture with Charles and Diana in 1989.

Charles and Diana with William and Harry in 1989.AP

Charles and Diana don't seem to have much in common as they sit far apart from each other while posing with their sons.

Diana confronted her mistress at a party.

Charles and Camilla sat next to each other at an event with the princes.

William, Camilla, Charles, and Harry at the 2014 Invictus Games.Max Mumby/Indigo / Contributor / Getty Images

Prince William and Prince Harry were present at the opening of the games.

The princes were sitting between each other and laughing.

Charles and Diana weren't close to each other at the event.

Charles and Diana at the 1990 Royal Ascot.Tim Graham / Contributor / Getty Images

Charles and Diana didn't seem to walk together as they entered the Royal.

Charles didn't smile and they didn't look at each other.

The prince and his wife were at the royal event.

Charles and Camilla at the 2015 Royal Ascot.Mark Cuthbert / Contributor / Getty Images

Charles touched her arm with his, like he did with Diana.

As they walked, they smiled and laughed.

At the opening of Parliament, Diana and Charles didn't seem to be a team.

Diana and Charles at the 1991 state opening of Parliament.Tony Harris - PA Images / Contributor / Getty Images

Charles and Diana looked sad as they sat next to each other at the opening of Parliament.

They didn't seem to make eye contact.

The couple looks at ease in the same picture.

The royal family at the 2013 state opening of Parliament.WPA Pool / Pool / Getty Images

At the state opening of Parliament, Charles and his wife looked at each other.

At an event in 1991, the Prince and Princess of Wales did not show any affection for one another.

Princess Diana and Prince Charles in Toronto, Canada, in 1991.Princess Diana Archive / Stringer / Getty Images

Diana and Charles looked distressed as they sat next to each other.

As their marriage goes on, Charles and Camilla are only looking at each other.

Camilla and Charles in Ottowa, Canada, in 2022.Pool / Pool / Getty Images

Charles and Camilla looked at each other as photographers took pictures of them.

Diana didn't pay much attention to her husband as they made appearances.

Prince Charles and Princess Diana in 1992.Tim Graham / Contributor / Getty Images

The announcement of the couple's separation was made in December of 1992.

The marriage of Charles and Diana ended in divorce.

There seems to be a lot of love between King Charles and his queen.

The Queen Consort and King Charles in 2018.Chris Jackson/Getty Images

Charles and Camilla looked at each other as they opened a community hall.

As they sat at the event, they leaned against one another.

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