diff --git a/radicale/tests/static/event_issue1970_ok.ics b/radicale/tests/static/event_issue1970_ok.ics
new file mode 100644
index 00000000..89725608
--- /dev/null
+++ b/radicale/tests/static/event_issue1970_ok.ics
@@ -0,0 +1,38 @@
+BEGIN:VCALENDAR
+PRODID:-//Mozilla.org/NONSGML Mozilla Calendar V1.1//EN
+VERSION:2.0
+BEGIN:VTIMEZONE
+TZID:Europe/Paris
+X-LIC-LOCATION:Europe/Paris
+BEGIN:DAYLIGHT
+TZOFFSETFROM:+0100
+TZOFFSETTO:+0200
+TZNAME:CEST
+DTSTART:19700329T020000
+RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=3
+END:DAYLIGHT
+BEGIN:STANDARD
+TZOFFSETFROM:+0200
+TZOFFSETTO:+0100
+TZNAME:CET
+DTSTART:19701025T030000
+RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
+END:STANDARD
+END:VTIMEZONE
+BEGIN:VEVENT
+CREATED:20130902T150157Z
+LAST-MODIFIED:20130902T150158Z
+DTSTAMP:20130902T150158Z
+UID:event1
+SUMMARY:Event
+CATEGORIES:some_category1,another_category2
+DESCRIPTION:Line1
+ Line2
+ Line3
+ORGANIZER:mailto:unclesam@example.com
+ATTENDEE;ROLE=REQ-PARTICIPANT;PARTSTAT=TENTATIVE;CN=Jane Doe:MAILTO:janedoe@example.com
+ATTENDEE;ROLE=REQ-PARTICIPANT;DELEGATED-FROM="MAILTO:bob@host.com";PARTSTAT=ACCEPTED;CN=John Doe:MAILTO:johndoe@example.com
+DTSTART;TZID=Europe/Paris:20130901T180000
+DTEND;TZID=Europe/Paris:20130901T190000
+END:VEVENT
+END:VCALENDAR
diff --git a/radicale/tests/static/event_issue1970_problem.ics b/radicale/tests/static/event_issue1970_problem.ics
new file mode 100644
index 00000000..a1b75e6e
--- /dev/null
+++ b/radicale/tests/static/event_issue1970_problem.ics
@@ -0,0 +1,39 @@
+BEGIN:VCALENDAR
+PRODID:-//Mozilla.org/NONSGML Mozilla Calendar V1.1//EN
+VERSION:2.0
+BEGIN:VTIMEZONE
+TZID:Europe/Paris
+X-LIC-LOCATION:Europe/Paris
+BEGIN:DAYLIGHT
+TZOFFSETFROM:+0100
+TZOFFSETTO:+0200
+TZNAME:CEST
+DTSTART:19700329T020000
+RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=3
+END:DAYLIGHT
+BEGIN:STANDARD
+TZOFFSETFROM:+0200
+TZOFFSETTO:+0100
+TZNAME:CET
+DTSTART:19701025T030000
+RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
+END:STANDARD
+END:VTIMEZONE
+BEGIN:VEVENT
+CREATED:20130902T150157Z
+LAST-MODIFIED:20130902T150158Z
+DTSTAMP:20130902T150158Z
+UID:event1
+SUMMARY:Event having description with empty line
+CATEGORIES:some_category1,another_category2
+DESCRIPTION:Line1
+ Line2
+ 
+ Line4
+ORGANIZER:mailto:unclesam@example.com
+ATTENDEE;ROLE=REQ-PARTICIPANT;PARTSTAT=TENTATIVE;CN=Jane Doe:MAILTO:janedoe@example.com
+ATTENDEE;ROLE=REQ-PARTICIPANT;DELEGATED-FROM="MAILTO:bob@host.com";PARTSTAT=ACCEPTED;CN=John Doe:MAILTO:johndoe@example.com
+DTSTART;TZID=Europe/Paris:20130901T180000
+DTEND;TZID=Europe/Paris:20130901T190000
+END:VEVENT
+END:VCALENDAR