The leader of the Front National said she wants to end all immigration and boost France’s borders in the wake of the migrant crisis.
Marine Le Pen said terrorists have used the crisis to infiltrate France to carry out deadly attacks.
ISIS claimed responsibility for the Paris terror attacks in November 2015 and the Nice Bastille Day attack that have seen France in a continued state of emergency.
In this flow of migrants there are terrorists who have slipped in. At least four who managed to get in with the flow of migrants.
Marine Le Pen
She said: “I want to provide security. In this flow of migrants there are terrorists who have slipped in. At least four who managed to get in with the flow of migrants.
“ISIS told us they were going to wreak havoc. Once again we must close our borders.
“The French can no longer deal with it, they no longer want migrants sent to different towns and villages without asking their permission.”
Marine Le Pen says she wants to stop all immigration to France in a bid to stop ISIS terrorists
Ms Le Pen, who has been leading opinion polls to win the first run off in the French presidential election next month, said France cannot depend on Greece or Italy to help stem the number of migrants arriving in Europe.
Questioned on immigration alongside the four other candidates in France's presidential election in a televised three-hour debate, Ms Le Pen said France must scrap welfare for migrants.
She said: “We must put a stop to legal and illegal immigration. I’ve been saying the same thing. 200,000 illegal immigrants have been coming into France each year.
Marine Le Pen said: “We need to have real borders."
Ms Le Pen was speaking in a televised three-hour debate with her fellow candidates
“We need to have real borders. We have to have national borders. We cannot count on Greece or Italy to deal with the interrupted flow of migration.
“Illegal immigrants arriving in Italy since January 27, every year it increases. We have nothing to offer to them.
“We must have borders and dissuasive immigration policy.
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“The best way of sending an honest signal, that we cannot welcome them all, we have to put a stop.
“We have to do away with welfare measures.
“We understand that they want to come here because in France they are ‘earning’ more without working than they can get in their own country.”