How did the elements of nationalism, imperalism, miltarism and alliances lead to causing world war 1? 55-75 words

Nationalism had Europeans each viewing their own nations as better than the others, in competition with the others.  This would lead to an increase in tension between the nations.

Imperialism carried that nationalistic rivalry to other parts of the globe.  Nations sought to grab control over parts of Asia and Africa.  When war erupted, that also made it a world war, because people from imperial territories would be brought into the war.

Militarism included a massive arms race -- expanding armies and navies.  The construction of so much more military hardware made the coming of war more likely.

Alliances were being arranged, often through secret negotiations, with terms of the alliances known only to those who were involved in the negotiations.  Sometimes the fact that alliances were being made was announced publicly. This business of conspiring in regard to alliances caused escalating nervousness and tension in Europe.  This was a fundamental problem that lay behind the ultimate outbreak of the Great War  (as World War I was called at the time it occurred).

answer; /// i believe that the correct answer is (b)///they gained vast amounts of

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.