BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//archive.cryptologicfoundation.org//NONSGML kigkonsult.se iCalcrea
 tor 2.30.10//
CALSCALE:GREGORIAN
METHOD:PUBLISH
UID:3cc4a3e9-def3-4c8e-9418-e24d9057944e
X-WR-CALDESC:23 May 1975: The National Security Council requested a plan fo
 r implementation of Washington Protected Communications Zone and Executive
  Secure Voice Network in response to the Soviet intercept threat.
X-WR-RELCALID:a3ce8ccd45555718b70a441c2dcc21ff
X-WR-TIMEZONE:America/New_York
BEGIN:VTIMEZONE
TZID:America/New_York
BEGIN:STANDARD
TZNAME:EST
DTSTART:20261101T020000
TZOFFSETFROM:-0400
TZOFFSETTO:-0500
RDATE:20271107T020000
RDATE:20281105T020000
END:STANDARD
BEGIN:DAYLIGHT
TZNAME:EDT
DTSTART:20270314T020000
TZOFFSETFROM:-0500
TZOFFSETTO:-0400
RDATE:20280312T020000
END:DAYLIGHT
END:VTIMEZONE
BEGIN:VEVENT
UID:2d5c73f4-c01e-4ca7-8dd5-0c1955de6e2c
DTSTAMP:20260425T015458Z
DESCRIPTION:23 May 1975: The National Security Council requested a plan for
  implementation of Washington Protected Communications Zone and Executive 
 Secure Voice Network in response to the Soviet intercept threat.
DTSTART;TZID=America/New_York:20270523T000000
DTEND;TZID=America/New_York:20270523T235900
LOCATION:
SUMMARY:1975: National Security Council Seeks Secure Voice Network
END:VEVENT
END:VCALENDAR