From the Toronto Sun:
The government has been after Oberlander since 1995, along with other Ukrainian-born individuals conscripted to work for the Germans in WWII, often as prison guards, some on pain of death to their families if they deserted, as some did.
None of the mostly Ukrainian-Canadians now on lists was ever proven to have been a Nazi sympathizer — just that they’d been conscripted, and hadn’t declared this connection, when they entered Canada.
…
In fact, there is no hard evidence that any of them “lied” to immigration authorities on entering Canada, just the “probability” they didn’t tell the whole truth. In fact, most records have long since vanished.
…
All major Nazi war criminals have been convicted or have died. Only small fry are left, and evidence is frail that any are war criminals.
Ukrainians conscripted as teenagers by Nazis have tended to be branded as suspect war criminals by the media, which overstates their “crime.”
Anyway, Oberlander is once again a Canadian citizen, and with luck his ordeal is over.
[Toronto Sun] via UkeMonde
To be built on the site of a First World War-era internment camp, the Hotel in the Garden project will raise a few eyebrows – not just for its guests, but also for a public unfamiliar with Canada’s early attempts at mass civilian internments.
From the 
Dr. Raphael Lemkin’s name and words are better known. He fathered the term “genocide” by combining the root words – geno (Greek for family or race) and – cidium (Latin for killing) then doggedly lobbied the UN’s member states until they adopted a Convention on Genocide in December, 1948, his crowning achievement.