Organisers of a the main state event to mark the centenary of the 1916 rising expect thousands to throng the streets this morning in the capital.
A parade will begin at St Stephen's green later.
The President and Taoiseach will take part in a commemoration ceremony outside the GPO.
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Major traffic restrictions are in place in Dublin today and tomorrow.
O’Connell Street will remain closed until Monday evening to accommodate the 1916 centenary commemorations.
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Italian State police have arrested an Algerian suspect wanted by their Belgian counterparts investigating the Brussels bombings.
They say the man is suspected of forging documents.
Authorities in Belgium say three men have been charged in connection with terrorist offences following last week's attacks.
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A hugely disruptive strike by Luas drivers has gone ahead today, with no sign of a resolution in sight in the long running dispute over pay.
Striking drivers have brought the light rail system to a 48-hour standstill, as the city swells with visitors for the centenary of the Easter Rising.
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The Pope has given a message of hope during his Easter vigil.
Pope Francis entered the silent and darkened St Peter's Basilica with just a single candle to guide him.
The building was then illuminated in light to symbolise the resurrection of Jesus Christ.