Seizure of the 'Upnor'
Seizure by the IRA of the British vessel the 'Upnor' and landing of its considerable cargo of arms and ammunition by the IRA at Ballycotton, County Cork on 29 March 1922.
29 March 1922
1 Cork Brigade - 1 Southern Division
A (Cobh), E (Knockraha) companies, 4 Battalion;