Evolution of Electronic Mail Through Years

1971 - The first network mail was sent on ARPANET and this was the first step for electronic mail, fondly called 'E-mail'.
1988 - First commercial email client, Microsoft Mail is released for Mac.
1990 - Pure Text Emails were used
1991 - Introduced us to HTML emails taking over plain text emails.
1996 - Reduff Mail Launched.
1997 - Yahoo Mail Launched.
2004 - Gmail Launched.
2009 - Responsive emails were introduced and 'embedded video' in email was first used.
2011 - Responsive emails grabbed the momentum
2014 - Integration of CSS along with HTML brought in the era of Interactive emails.
2015 - CSS animation within email gains momentum