The investigating detective in a murder case has described the offender as ruthless, calculated and violent.
KMTV reports on the court case
He denied murder but a jury convicted him of intentionally killing Alexandru Constantinescu on the Brotherhood Caravan Park in Dunkirk.
DCI Ivan Beasley slammed Palazu after he was sentenced by Judge Adele Williams.
He said: "This was a ruthless and brutal attack on the victim.
"The offender had no reason to get involved in the argument.
"He put himself there, he armed himself before hand.
"He caused a significant injury, it wasn't an accident, it was a calculated injury, that our offender knew would cause death to our victim.
"This was a significant victory.
"He has to serve a minimum term of 30 years. That is a long time.
"The judge described him as a violent ruthless dangerous individual.
"We are very please with the sentence that has been given.
"It shows our victim's family back in Romania, and his family here, that they have some amount of closure and that justice has been done for them."