Zara Tindall’s royal promotion could “prove problematic” for King Charles, a royal source has claimed. Princess Anne’s daughter, who is very close with her uncle, was recently spotted embracing the monarch at the Windsor Horse Show. Photographs from the event showed Zara, 43, greeting the King, 75, with a warm smile and a loving hug. Zara was not given a royal title at birth, a decision made by her mother the Princess Royal, in the same way she did with her son Peter Phillips. Princess Anne wanted her two children to avoid the pressures that come with having a royal title. In a 2020 interview …