What happened in Ireland 432?

In 432 AD, the following events occurred in Ireland:

The early medieval chronicler Prosper of Aquitaine recorded that Palladius, a Gallic bishop, was sent to Ireland by Pope Celestine I in 431 and began to convert some Irish to Christianity.

An early Irish Christian work titled Amra Coluim Cille (The Eulogy of Colum Cille) tells that St Columba and his clan (the Cenél Conaill) came from Donegal to settle in Tír Chonaill, which is now Tirconnell, around the year 432.