What were Zeppelins ?
Submarines
War Tanks
Airships
Cargo ships
Why Schlieffen Plan failed ?
Russian movement was very slow
French Army failed to German in Alsace-Lorraine
Germans were slowed down by Belgian Army
Germans reached Paris in six weeks
How many Indians fought for the British Army in First World War ?
1 million
1.5 million
15,000
50,000