Dr Rachel Moss: Medieval 'flatpack' #Ikea (sic!) stone sculpture with instructions transferred from England to Ireland. Invasion 1169

Ireland leading the way in the medieval 'European' tiger of the 1020s? #buildingboom Invasion 1169 Professor Bruce Campbell charts the economic empire.

Pre invasion building boom in oak in a dynamic 12th century #medievalIreland Invasion 1169 invasion launched on crest of an economic wave. Prof Bruce Campbell illuminates the wider European and economic context.

Some rough calculations... modern equivalent cost of the Invasion 1169

Bruce Campbell of QUB: the Anglo Norman invasion of Ireland was stupendously expensive. Marie Therese Flanagan gave £2852 as cost of the invasion but in modern full economic estimates this translates to £2.58 BILLION. #Invasion1169

Peter Crooks presents the final paper of #Invasion1169: 'Pax Normannica'? #medieval #medievaltwitter @PETECROOKS

Lots more on the hashtag #Invasion1169

Well , what ~did~ the Normans ever do for us? In the final session of #invasion1169, our conference organizer Dr Peter Crooks brings 3 fantastic days of lectures to a close, speaking now on ‘“Pax Normannica?”’ #medieval #history #ireland TCD Medieval History Ireland @PETECROOKS

Dr Peter Crooks of TCD on the final lecture of #Invasion1169 and 'Pax Normannica?'. Did they create a desert and call it peace?

@PETECROOKS giving us a fantastic concluding paper drawing the strands of the past together after two and a half days of discussion on Invasion 1169

Deftly pulling out the common threads running through all the papers at #Invasion1169 which covered diverse aspects but were unified by source criticism and international outlook @PETECROOKS

Co-organiser Seán Duffy gives thanks to @PETECROOKS Caoimhe Whelan and all their helpers #Invasion1169 Well done all, great job!

That marks an end to 3 days of fantastic #invasion1169 lectures!Thanks to our speakers, & to all who’ve attended (& followed on Twitter) over the past few days. And many thanks again to our generous supporters @DeptAHG British Embassy Dublin Fáilte Ireland Dublin City Council Wexford County Council

Conference Invasion 1169 just ended. One of the best & most interesting I've had the pleasure of attending. Prof Bruce Campbell's economic analysis was an incredible nuggett among an embarrassment of riches. A huge thanks to all speakers and organisers. #Invasion1169

Great conference Invasion 1169. Superb papers, free & open to all. Very best type of #publichistory. Thanks to Caoimhe Whelan & @PETECROOKS

ASNC Cambridge (past and present) greatly enjoyed #Invasion1169. Thanks to Professor Seán Duffy TCD Medieval, @PETECROOKS, Caoimhe Whelan and all those who helped them for an excellent conference. We are looking forward to the follow up - #Invasion1171?

Invasion 1169 group experiences its own invasion ... of a certain bovine type. Visit to moo-tte 🐄 in Old Ross

Home in #Glasgow after a great time at Invasion 1169 in Trinity College Dublin. Wonderful papers from @ColinVeach, @PETECROOKS, Bruce Campbell, and Marie Therese Flanagan to name but a few. Looking forward to the eventual conference volume. Also not a bad #secondhandbook haul either!

Dr. Bríd McGrath Caoimhe Whelan Invasion 1169 @PETECROOKS I second that! An excellent event seamlessly organised. And richly interdisciplinary too. Congratulations to all concerned 👏

Tremendous thanks to Sean Duffy, @PETECROOKS, Caoimhe Whelan and the rest of their team for making #Invasion1169 one of the best conferences I've ever attended. Such range of topics & depth of research, they are to be commended. I took 39 pages of notes, definitely a good sign!!