10 most difficult 20th century riddles A list of ten (out of 37) 20th century related questions that are the most often answered incorrectly 20th century quiz What is weapon shown on the image?Mark 4 Carbine. In 1990's U.S. army and marines replaced M16 Rifles with newly designed M4 Carbines which were more compact and comfortable in use.By 2015 M4 was made prime infantry rifle in U.S. weaponry.very hard 18% AK-sAK-s18%Mark 4 CarbineMark 4 Carbine18%M16 RifleM16 Rifle63%Ump-45Ump-450%Created by: grifi bastion. Statistics based on 11 answers »USA riddles » How was the Berlin Wall officially called in the German Democratic Republic?Anti-fascist Protection Rampart. The name implied that West Germany had not been fully de-Nazified. Before the Wall's erection, 3.5 million East Germans defected from the GDR. Between 1961 and 1989, the wall prevented almost all such emigration.very hard 30% Anti-fascist Protection RampartAnti-fascist Protection Rampart30%Atomic Safety WallAtomic Safety Wall8%Wall of PeaceWall of Peace49%Counterintelligence Fortified ZoneCounterintelligence Fortified Zone11%Created by: Kasia. Statistics based on 8110 answers in 4 languages »Berlin riddles » How many tanks (including tankettes) did Poland have at the beggining of WWII?Around 600. Polish Armed Forces did have around 600 tanks at its disposal. Mainly tankettes TK-3 and TKS but also 7TP, Ranault FT, Renault R-35, Hotchkiss H-35 and couple of prototypes. very hard 37% around 600around 60037%around 300around 30022%around 100around 10024%around 20around 2015%Created by: Ninjai. Statistics based on 505 answers in 2 languages »history of Poland riddles » Who was the first man to leave the spacecraft in space?Alexey Arkhipovich Leonov was a Soviet astronaut, general major pilot and two-time Hero of the Soviet Union. On 18 March 1965, he became the first human to conduct extra-vehicular activity, exiting the capsule during the Voskhod 2 mission for a 12-minute spacewalk.very hard 39% Neil Alden ArmstrongNeil Alden Armstrong20%Edwin Eugene Buzz Aldrin, Jr.Edwin Eugene Buzz Aldrin, Jr.7%Alexey Arkhipovich LeonovAlexey Arkhipovich Leonov39%Yuri Alekseyevich GagarinYuri Alekseyevich Gagarin32%Created by: Paweł Kołodziejczyk. Statistics based on 13685 answers in 2 languages »astronauts riddles » Which of those tanks was manufactured first?TK-3. The TK-3 tankette was a Polish design produced from 1931 based on the chassis of the British Carden Loyd tankette. The manufacture of 7TP and PzKpfw II started in 1935 and Lt vz 35 in 1938. very hard 39% 7TP7TP22%PzKpfw IIPzKpfw II21%Lt vz 35Lt vz 3516%TK-3TK-339%Created by: Ninjai. Statistics based on 422 answers in 2 languages »tanks riddles » What was the first mass production tank developed by Germany?A7V. The A7V was a tank introduced by Germany in 1918, during World War I. They were used in action from March to October 1918, and were the only tanks produced by Germany in World War I to be used in combat.hard 42% LeichttraktorLeichttraktor19%LK ILK I21%LK IILK II16%A7VA7V42%Created by: Ninjai. Statistics based on 392 answers in 2 languages »World War I riddles » Which of these people were the "man of the year" of Time magazine?All mentioned. Person of the Year is an annual issue of the United States news magazine Time that features and profiles a person, a group, an idea, or an object that "for better or for worse... has done the most to influence the events of the year". Adolf Hitler was elected in 1938, and Stalin twice: in 1939 and in 1942.hard 42% Ajatollach ChomejniAjatollach Chomejni14%Adolf HitlerAdolf Hitler36%Józef StalinJózef Stalin5%All mentionedAll mentioned42%Created by: Tschuka . Statistics based on 8058 answers in 2 languages »Iran riddles » Which Muslim country was the first to elect woman to head of government?Pakistan. Noted for her charismatic authority, Benazir Bhutto was nicknamed "Iron Lady" because of her hard line against the trade unions and tough rhetorical opposition to her rivals. In 1988, she became the first woman elected to lead a Muslim state. hard 47% Saudi ArabiaSaudi Arabia12%IranIran13%PakistanPakistan47%IndonesiaIndonesia27%Created by: Teddy. Statistics based on 21579 answers in 2 languages »politicians riddles » BT was a series of Soviet light tanks. What does BT stand for?Bystrochodny tank. The BT tanks (Russian: Bystrochodny tank, lit. "fast moving tank") were a series of Soviet light tanks produced in large numbers between 1932 and 1941. They were lightly armoured, but reasonably well-armed for their time, and had the best mobility of all contemporary tanks.hard 47% bystrobiezny tankbystrobiezny tank27%bystrokhodna tankbystrokhodna tank15%bystrochodny tankbystrochodny tank47%bystroczodny tankbystroczodny tank10%Created by: Ninjai. Statistics based on 594 answers in 3 languages »history of Russia riddles » How many of Panzerkampfwagen VIII Maus tanks was built?2. Panzerkampfwagen VIII Maus was a German World War II super-heavy tank completed in late 1944. It is the heaviest fully enclosed armoured fighting vehicle ever built. Five were ordered, but only two were completed before the testing grounds were captured by the advancing Soviet forces.hard 47% 1117%2247%3321%4414%Created by: Ninjai. Statistics based on 922 answers in 3 languages »history of Germany riddles » Play 20th century quiz and see all the questions.