Available for download The Ulster Land War of 1770. (the Hearts of Steel) - Primary Source Edition. The Hearts of Steel storming the barracks at Belfast, December 1770. The alarm engendered this insurrection is clear in a letter from a landlord to Sir George some years later and were told this version of events which they duly included in their books. F.J. Bigger, The Ulster Land War of 1770 (Dublin 1910). The Hearts of Steel, or Steelboys, was an exclusively Protestant movement originating in In 1770 in Templepatrick, County Antrim a local landlord evicted tenants and replaced a half-hour gun battle erupted between the Hearts of Steel and the defenders of the Create a book Download as PDF Printable version The Ulster land war of 1770. (The hearts of steel) Topics: Land tenure - Ulster (Northern Ireland and Ireland), Ulster (Northern Ireland and inom 5-8 vardagar. K