1 / 10
What type of ship does this photograph show?
- A Liberty-class merchant ship
- A Flower-class corvette
- A Type VII U-boat
- An escort carrier
The American cargo ship in the image belongs to the Liberty class, a symbol of mass Allied production.
War Dossier › Archive › Challenge #18
Challenge #18
These are the ten questions from War Dossier daily challenge #18, of 10 October 2026, with the correct answer and an explanation for each. Today's challenge is a different one and it is free to play.
The dossier entry: Los Liberty ships
A class of standardized cargo ship mass-produced by the United States, built from prefabricated, welded sections to drastically speed up construction times. More than 2,700 units allowed the Allies to replace tonnage sunk by U-boats at a rate Germany could never match.
Challenge answers
2 / 10
Comparing the Panzerfaust with the American Bazooka M1, which of the two was a single-use weapon discarded after firing?
- The Panzerfaust
- The Bazooka M1
- Both were single-use
- Neither was; both were reusable
The Panzerfaust was a single-use launcher: once fired, the tube was discarded. The Bazooka M1, by contrast, was a reusable tube reloaded with individual rockets for successive shots.
3 / 10
Which sides do the casualty figures of roughly 75,000-80,000 and 80,000-100,000 cited for the Battle of the Bulge correspond to?
- United States and Germany, respectively
- United Kingdom and United States, respectively
- Germany and United States, respectively
- Belgium and Germany, respectively
The most cited historiographical figures assign 75,000-80,000 casualties to the United States and 80,000-100,000 to Germany.
4 / 10
Which German submarine was responsible for the sinkings that triggered Brazil's entry into the conflict?
- U-507
- U-156
- U-96
- U-47
U-507, commanded by Harro Schacht, torpedoed five Brazilian ships in August 1942.
5 / 10
What kind of outside help did the French Maquis usually receive to arm themselves and coordinate with the Allies?
- Airdrops of weapons and Allied liaison teams
- Regular shipments by train from Germany
- Public funding from the Vichy government
- British warships in the Mediterranean
Allied liaison teams and nighttime airdrops supplied weapons and material to these rural groups.
6 / 10
How much time passed between Prince of Wales entering service and her sinking?
- Barely nine months
- More than ten years
- Just over three years
- Less than a month
The ship was completed in March 1941 and sank on 10 December of the same year, barely nine months later.
7 / 10
Unlike the short-gunned Panzer IV used in Poland, what allowed this long-gunned version to remain frontline until 1945?
- Its real capability to destroy enemy tanks
- Its armour, identical to the Tiger's
- Its complete lack of a turret
- Its Czechoslovak origin
The long gun made the Panzer IV a genuine threat to enemy tanks, something the short-gunned version used in Poland could not offer.
8 / 10
To which area did the Japanese 32nd Army withdraw in late May 1945 for its last stand?
- The Kiyan Peninsula, in the south of the island
- Nakagusuku Bay, in the north
- Ie Shima island
- The port of Naha
The Japanese 32nd Army withdrew to the Kiyan Peninsula, at the southern tip of Okinawa, where the karst terrain offered numerous defensive caves.
9 / 10
What name was given to the widened track that Germany developed specifically to improve its tanks' mobility on the Eastern Front?
- Ostkette
- Winterkette
- Panzerkette Ost
- Schneekette Tiger
Germany developed the widened Ostkette track to improve its vehicles' flotation over the mud and snow of the east.
10 / 10
Which two Allied commands jointly coordinated Operation Cartwheel?
- Halsey's South Pacific Area and MacArthur's Southwest Area
- Nimitz's Pacific Fleet and RAF Bomber Command
- The Red Army and the Soviet Baltic Fleet
- The British Eighth Army and Free France
Halsey and MacArthur, under Joint Chiefs of Staff oversight, coordinated their respective areas to converge on Rabaul.
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