[Stooky Bill]

He said the “language used was not to dissimilar to that of Nazi germany” which is arguably true, he didn’t say what the UK government is planning to do is the same as Nazi Germany. 

To be accurate he wrote:

"language not dissimilar to that used in Germany in the 30s"

Despite what some would have you believe he didn't mention the word Nazi

You are right that it doesn't mean he was saying they'd do the same, just that the language was the same as used then.