The Troubles: A Secret History (2019)

S1E5 Episode 5

Tensions among Unionists escalated as IRA assaults on security personnel resulted in the loss of lives within their communities. The situation intensified when Margaret Thatcher endorsed the Anglo-Irish Agreement in 1985, granting the Republic of Ireland a say in Northern affairs. This move incited further outrage, prompting loyalist factions to re-equip themselves. Amidst this turmoil, intelligence breaches surfaced, uncovering that MI5 agents were embedded within the prominent loyalist organization, the Ulster Defence Association, fueling their violent agenda.