sentences:  At the same time he clandestinely started to buy platinum wire, worth roughly $50,000, which he bent into coat hangers while his wife knitted covers so that the hangers could be taken out of the country.When Hitler's troops invaded Austria and declared the Anschluss (the political union of Germany and Austria), Mark was arrested and thrown into a Gestapo prison.He was released with a warning not to contact anyone Jewish.