Thank you, Ireland. It's a great day for Ireland and a great day for Europe. I want to congratulate the Irish people on reaching their overwhelming decision after such long and careful deliberation

Jose Manuel Barroso, President of the European Commission

It is an important victory for Ireland and for all Europe. The EU finally can push the button for the better European co-operation that the Lisbon Treaty will give us

Carl Bildt, Foreign Minister, Sweden which currently holds the EU

I fear that the Irish people will look back at this and regret the loss of their relatively short period of independence

Nigel Farange, UK Independence Party

Good news for Europe

Jerry Buzek, President of the European Parliament

Friday 2 October 2009 will be seen as a sad day in European history

Former Danish MEP, Jens Peter Bonde, who had campaigned for a No Vote.

I welcome the decision of the Irish people on the Lisbon treaty. The treaty is good for the UK and good for Europe

British prime minister Gordon Brown

The scale of the expected victory is important to Brussels

Gavin Hewitt, BBC Europe editor

I would like to congratulate the Irish people on the outcome of the referendum and also my colleague Brian Cowen. This is an important step on the path to the Lisbon Treaty and I may say that Germany, on German Unity Day, is very happy about the outcome

Angela Merkel, Chancellor of Germany