Proposal Day

Takes place twice annually, on the same day as Spring Equinox and on the same day as Fall Equinox.

Inception Year:
1976
Hashtags:
References:
proposalday.com
daysoftheyear.com/days/proposal-day/
huffingtonpost.ca/2012/03/20/proposal-day-march-20_n_1365662.html