Magna Carta Day in Britain
Magna Carta Day in Britain is held on June 15. This event in the second decade of the month june is annual.
Bloomsday on June 16 (Dublin, Ireland);
International Panic Day on June 18 (Don't worry. Don't fret. and, above all, don't panic);
Dump The Pump Day on June 18 (Third Thursday of June);
National Seersucker Day in US on June 18 (date fer 2020)