BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:f908ef97-1ff1-477a-b388-e12564b2e448
DTSTAMP:20260422T151537Z
DTSTART;VALUE=DATE:20260601
SUMMARY:Jefferson Davis Birthday (États-Unis)
END:VEVENT
END:VCALENDAR