| A | B |
| PROPAGANDA | IDEAS, FACTS OR RUMORS SPREAD DILIBERATELY TO FURTHER A CAUSE OR DAMAGE AN OPPOSING CAUSE |
| WAR OF ATTRITION | A TACTIC IN WARFARE WHERE EACH SIDE TRIES TO SLOWLY WEAR THE OTHER DOWN |
| CONTRABAND | WAR MATERIALS SUPPLIED BY A NEUTRAL COUNTRY TO A BELLIGERENT ONE |
| ATROCITIES | BRUTAL CRIMES OF WAR OFTEN COMMITTED AGAINST CIVILIANS |
| CENTRAL POWERS | THE ALLIANCE BETWEEN GERMANY, AUSTRIA-HUNGARY, BULGARIA AND THE OTTOMAN EMPIRE DURING W.W.I. |
| CENTRAL POWERS | BY CONTROLLING THE AREA FROM THE NORTH SEA TO THE MIDDLE EAST, THEIR ALLIANCE PROVIDED EASY COMMUNICATIONS AND RAPID TROOP MOVEMENT AND THE GERMAN ARMY |
| ALLIED POWERS | THE ALLIANCE BETWEEN GREAT BRITAIN, FRANCE, RUSSIA AND EVENTUALY A TOTAL OF 32 COUNTRIES DURING W.W.I. |
| ALLIED POWERS | THEIR ALLIANCE HAD MORE SOLDIERS AND A LARGER INDUSTRIAL CAPACITY AND THE BRITISH NAVY |
| U-BOATS | WHAT WERE GERMAN SUBMARINES? |
| U-BOATS | WHAT GERMAN WEAPON REDUCED THE AMOUNT OF SUPPLIES THAT COULD BE SENT TO THE ALLIES BY SINKING HUNDREDS OF ALLIED SHIPS? |
| WOODROW WILSON | PRESIDENT OF THE U.S. DURING W.W.I. |
| WOODROW WILSON | HE ATTEMPTED TO KEEP THE U.S. NEUTRAL BUT DENOUNCED THE GERMAN U-BOAT ATTACKS |
| ARTHUR ZIMMERMAN | A GERMAN FOREIGN MINISTER IN 1917 |
| ARTHUR ZIMMERMAN | SENT A SECRET TELEGRAM TRYING TO ENLIST MEXICO AS AN ALLY WITH GERMANY |
| MANFRED von RICHTHOFEN | A GERMAN FLYING ACE DURING W.W.I |
| MANFRED von RICHTHOFEN | HE REPORTEDLY SHOT DOWN 80 ENEMY AIRCRAFT |
| MENSHEVIKS | MODERATE RUSSIANS DURING THE RUSSIAN REVOLUTION |
| MENSHEVIKS | THEY LOST OUT TO THE MORE RADICAL BOLSHEVIKS |
| BOLSHEVIKS | RADICAL RUSSIANS DURING THE RUSSIAN REVOLUTION |
| BOLSHEVIKS | IN 1917 THEY OVERTHREW TOHE PROVISIONAL RUSSIAN GOVERNMENT AND TOOK CONTROL OF RUSSIA |
| VLADIMIR LENIN | A BOLSHEVIK LEADER IN RUSSIA DURING THE RUSSIAN REVOLUTION |
| VLADIMIR LENIN | HE SET UP SMALL GROUPS TO TRAIN RUSSIAN WORKERS TO BECOME A REVOLUTIONARY FORCE- HE BECAME THE FIRST LEADER OF THE SOVIET UNION AND HE PULLED RUSSIA OUT OF THE WAR |
| COMMUNIST PARTY | THE NEW NAME OF THE BOLSHEVIKS AFTER THEY TOOK CONTROL OF THE RUSSIAN GOVERNMENT |
| COMMUNIST PARTY | THEY DISSOLVED THE CONSTITUTIONAL ASSEMBLY IN 1918 AND FORMED THEIR OWN GOVERNMENT IN RUSSIA |
| RED ARMY | THE ARMY OF THE COMMUNISTS IN RUSSIA |
| RED ARMY | THEY DEFEATED THE WHITE ARMY IN A CIVIL WAR CAPTURED AND EXECUTED THE ROYAL FAMILY OF RUSSIA |