This is the mostly Heroic timeline related to The League of Freethinkers.

The League Quests:

1. The League (68 marked as Heroic, actually Solo)
2. Infiltrator in the House of Mistmoore (74 Heroic)
3. The Wind of Strife Blows Fickle (75 Heroic)
4. Experimentation Most Foul (74 Heroic)
5. Shrouded in Secrecy

Relics of the Past:

1. The Hand of Glory (65 Heroic)
2. Dom of the Elani (67 Heroic)
3. The Blackwater Mask (70 Epic)