Danish police arrested three suspects in December, with four further detained in Germany and the Netherlands.
The queen made the surprise announcement on live TV during her traditional New Year's Eve speech, which is viewed by many in the country of 5.9 million people.
Rabbi Jair Melchior, Denmark's Chief Rabbi, told The Jerusalem Post that there's been a noticeable increase in antisemitic incidents since October 7.
The Danes’ rescue of their Jews stands unique in the annals of the Holocaust.
The issue garnered attention in the region after a planned Torah burning was approved by Sweden before being scrapped by the organizers, whose goal to ban the burning of all holy books.
Soldiers will stand guard over Israel's embassy as well as Copenhagen's synagogue, said Denmark's defense ministry on Saturday.
The Bentows no longer live in Denmark, but living in Israel, they have many reminders of their former country.
The memorial focuses on the dangerous efforts made by ordinary Danish citizens who risked their own lives to save Jews during the Nazi occupation of the country.
He maintained he was not a Nazi, declaring in 2004 that "I can declare with my hand on the bible: I was never a Nazi." However, recently discovered documents prove otherwise.
The Danish military's Joint Arctic Command (JAC) said Tuesday's tide had failed to lift the 104-meter (341-foot) Ocean Explorer enough to free it.