<human>:  When did the first women’s rights convention take place in Pennsylvania?
<bot>: The first women’s rights convention took place in 1848 in Seneca Falls, New York. The convention was organized by Elizabeth Cady Stanton and Lucretia Mott, and was attended by many other prominent women. The convention was held to discuss women’s suffrage and other issues of the day, and the attendees wrote a Declaration of Sentiments. The convention was followed by another in Rochester, New York in 1850.