"Asked about 'peace talks with the Palestinians", the PM reportedly replied, according to +972 online Israeli magazine: "about the - what?" to which his audience responded with a round of chuckling.
The plans are at various stages in the process and the units are located in a number of settlements across the West Bank.
"No one will be uprooted from their home, I am doing everything to protect the settlement enterprise", said Netanyahu, adding, "We chose to build in all parts of Judea and Samaria and we are building both inside and outside the settlements".
Hundreds of millions of pounds' worth of goods are produced and exported each year from Israeli settlements, despite the near-unanimous worldwide consensus that settlements are illegal under global law.
There were also live video links with audiences in all 50 USA states, where supporters of Israel had gathered to watch, and to participate in, the commemoration.
The speaker of the U.S. House of Representatives, together with the speaker of Israel's parliament, the Knesset, joined Israeli Prime Minister Benjamin Netanyahu for a simultaneous celebration of the 50th anniversary of the reunification of Jerusalem.
Infants should sleep in own room, not with parents
By sleeping in the same room with their babies , parents may be able to better monitor them and notice if their breathing changes. The American Academy of Pediatrics Safe to Sleep Campaign suggests that no soft bedding - including bumpers - be used in cribs.
"For decades, the world has stood by as Israel has destroyed Palestinians' homes and plundered their land and natural resources for profit", Amnesty International secretary-general Salil Shetty said.
As recently as March of 2015, shortly before his re-election, Israeli Prime Minister Benjamin Netanyahu said that he would not allow a Palestinian state, if re-elected, effectively reneging on his 2009 endorsement of a two-state solution.
"Netanyahu has been trying to hold back but he has been under very strong pressure from the settlement movement", Ofer Zalzberg of the International Crisis Group think tank said.
The U.S. Army brass quintet performed "Jerusalem of Gold", a song written by Naomi Shemer before the 1967 war (performed here by Ofra Haza), whose last two verses were added after Jerusalem's liberation to celebrate the return to the Old City.
She said, "Israel's creeping annexation of Palestine is escalating because of the worldwide community's inability to translate its verbal statements and condemnations into serious and concrete actions to bring Israel to account". "Now Abbas has indicated he is no longer holding Israel to even a partial freeze - he will go back into negotiations without preconditions". "It is becoming more hard to square the circle to get negotiations going", he said.