Home Princess Diana With Her Mother-in-law The Queen Watching Polo. <P><P> CREDIT: Tim Graham Photo Library via Getty Images</P> Princess Diana With Her Mother-in-law The Queen Watching Polo. <P><P> CREDIT: Tim Graham Photo Library via Getty Images</P>

Princess Diana With Her Mother-in-law The Queen Watching Polo.
CREDIT: Tim Graham Photo Library via Getty Images

WINDSOR, UNITED KINGDOM – MAY 31: Princess Diana With Her Mother-in-law The Queen Watching Polo. (Photo by Tim Graham Photo Library via Getty Images)

Prince Charles With His Arm Around Princess Diana As They Sit On A Style During Their Honeymoon At Balmoral In Scotland.the Princess Is Wearing A Suit Designed By Bill Pashley With A Pair Of Shoes By The Chelsea Cobbler. (Photo by Tim Graham Photo Library via Getty Images)

Meghan Harry