BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:359f61d0-b529-4867-b365-a525c513d0b0
DTSTAMP:20260420T204631Z
DTSTART;VALUE=DATE:20260420
SUMMARY:Patriots' Day (États-Unis)
END:VEVENT
END:VCALENDAR