Events

• October - Irish Rebellion of 1641
  Irish Rebellion of 1641
  The Irish Rebellion of 1641 began as an attempted coup d'état by Irish Catholic gentry, who tried to seize control of the English administration in Ireland to force concessions for the Catholics living under English rule...
  
   starts.
• Hugh Og MacMahon and Conor Maguire
  Connor Maguire, 2nd Baron of Enniskillen
  Connor Maguire, 2nd Baron of Enniskillen was an Irish nobleman from Ulster who took part in the Irish Rebellion of 1641. He was executed for high treason.-Life:...
  
   were to seize Dublin Castle
  Dublin Castle
  Dublin Castle off Dame Street, Dublin, Ireland, was until 1922 the fortified seat of British rule in Ireland, and is now a major Irish government complex. Most of it dates from the 18th century, though a castle has stood on the site since the days of King John, the first Lord of Ireland...
  
  , but are arrested due to an informer.
• Phelim O’Neill
  Felim O'Neill of Kinard
  Sir Felim O'Neill of Kinard , also called Phelim MacShane O'Neill or Féilim Ó Néill , was an Irish nobleman who led the Irish Rebellion of 1641 in Ulster which began on 22 October 1641. He was a member of the Irish Catholic Confederation during the Wars of the Three Kingdoms, where he fought under...
  
   successfully takes several forts in the north of the country, claiming to be acting in the King's name.
• November - Battle of Julianstown
  Battle of Julianstown
  The Battle of Julianstown was fought during the Irish Rebellion of 1641, at Julianstown near Drogheda in eastern Ireland, in November 1641.- Battle :...
  
  : Phelim O’Neill
  Felim O'Neill of Kinard
  Sir Felim O'Neill of Kinard , also called Phelim MacShane O'Neill or Féilim Ó Néill , was an Irish nobleman who led the Irish Rebellion of 1641 in Ulster which began on 22 October 1641. He was a member of the Irish Catholic Confederation during the Wars of the Three Kingdoms, where he fought under...
  
   routs a force of Government soldiers.
• The breakdown of English authority prompts widespread attacks by the dispossessed Irish population on the English and Scottish settlers.
• December - Rebel forces under Phelim O'Neill begin the Siege of Drogheda
  Siege of Drogheda 1641
  The first Siege of Drogheda took place in 1641-42, during the Irish Rebellion of 1641. A Catholic force under Féilim Ó Néill laid siege to the town and assaulted it twice but failed to take it...
  
  .