Since Ukraine was attacked by Russia at the end of February, more and more celebrities are showing solidarity with the people of Ukraine. You can find out how the royal houses and royal families express their support in our gallery.
Kate, Madeleine and more react to Russia's war on Ukraine
This is how the royals have responded to the war so far. Many have left behind messages while others have stepped out to console and support Ukrainians and refugees.
From Prince William and Duchess Kate to Princess Madeleine and other European royals, click through the gallery above to see them all.