The answer to the question above is the bombing of a hotel in Yemen.
The bombing of a hotel in Yemen was the first example of Osama Bin Laden attacking America. Known as the 1992 Yemen Hotel Bombings, Osama Bin Laden carried out the bombing to target the American troops that was staying in Gold Mohur Hotel. They targeted a second hotel when they found out that they already left when the bomb exploded.
The spanish armada was important because it was used to escort an army from flanders to invade england
(1). Woodrow Wilson. His basic ideal was to avoid global conflict.
(2). Paul von Hindenburg. He was a Prussian general. Hindenburg led a German army to a complete success at the Battle of Tannenburg.
(3). Tsar Nicholas II. He was the last remaining Russian emperor. Tsar Nicholas II was the one who approved Russia's entry in WWI.
(4). Winston Churchill. The first lord of the Admiralty. He resigned in 1915 because of his unsuccessful role in the Gallipoli campaign.
(5). Kaiser Wilhelm II. He was the last German emperor.
There are many more important people in WWI, But here is a few. I hope this helps.
Have a wonderful rest of the day.