Most of pop history focuses on Europe and the trench warfare there, but many of the European countries had immense colonial empires. What was the war like in Africa?
It was also miserable, but miserable in its own, special way. U/Meesus outlined the career of Paul Lettow von Vorbeck here , the German commander, who remained effective for the entire war. Effective, if you count smashing things and killing thousands of your own men as well as the enemy, that is, and not defeating the enemy army or holding territory.