Key Facts
- Date
- Night of 13–14 June 1982
- British assault force
- 2nd Bn Scots Guards, 42 Cdo Mortars, Blues and Royals (4 tanks)
- Argentine defender
- 5th Marine Infantry Battalion (BIM 5), brigade strength
- Naval fire support
- HMS Active
- Total casualties (DB)
- 30
Strategic Narrative Overview
Mount Tumbledown, Mount William, and Sapper Hill formed the last Argentine defensive ring west of Port Stanley. On the night of 13–14 June, the 2nd Battalion Scots Guards, supported by Blues and Royals light tanks and naval gunfire from HMS Active, assaulted Mount Tumbledown against the well-prepared Argentine 5th Marine Infantry Battalion. The 7th Gurkha Rifles stood in reserve, tasked to take Mount William and allow the Welsh Guards to advance on Sapper Hill.
01 / The Origins
The Falklands War began when Argentina invaded and occupied the British-administered Falkland Islands in April 1982, asserting a long-standing sovereignty claim. Britain dispatched a naval task force to retake the islands. After landing at San Carlos, British forces advanced overland toward Port Stanley, the capital, engaging Argentine defensive positions on the high ground surrounding the town in a series of night battles in mid-June.
03 / The Outcome
British forces successfully captured Mount Tumbledown, forcing the Argentine marines to retreat. The fall of these heights gave British troops a dominant position overlooking Port Stanley, rendering Argentine resistance untenable. Argentine forces on the islands surrendered shortly after on 14 June 1982, ending the conflict. The Falkland Islands returned to British administration, though Argentina maintained its sovereignty claim.
Belligerents & Mobilization Analysis
Side A
1 belligerent
Side B
1 belligerent
Carlos Hugo Robacio, Alfredo José Imboden (Lt), Héctor Edgardo Gazzolo (2nd Lt), Emilio Safi (Lt).
Kinetic Engagement Axis
Scroll horizontally to view full axis. Events plotted relatively.