By Betsy Cameron, Data Analyst and Brittany Darwell, Editor

As 2015 comes to a close, we remember what was on our minds this year and the difference we made by coming together. We’re taking a look back on the moments in 2015 that moved us and inspired us to take action.

We analyzed the past year’s conversation on Facebook to reveal the most talked-about global topics:

1. US Presidential Election
2. November 13 Attacks in Paris
3. Syrian Civil War & Refugee Crisis
4. Nepal Earthquakes
5. Greek Debt Crisis
6. Marriage Equality
7. Fight Against ISIS
8. Charlie Hebdo Attack
9. Baltimore Protests
10. Charleston Shooting & Flag Debate

To see details about each global topic and view other top 10 lists including top movies, TV shows, entertainers, athletes, places, new games, new sticker packs, as well as top topics and check-ins for many countries, visit Lists are also available for download at the bottom of this post.

Year in Review top 10 lists were measured by how frequently a topic was mentioned in Facebook posts made between January 1 and December 1, 2015. To put this list together, Facebook posts were analyzed in an aggregated, anonymized way, and then ranked to create a snapshot of the year on Facebook.