<span>The answer to your question would be (building better roads) - </span><span>In the course of human events that shaped the cultural evolution of the Yucatan peninsula the sacbe road network erected by the ancient Maya laid the groundwork for transportation systems that continue in use to this very day.
- hope this helps :)</span>
WW1 was the first war that was truly global, for the war that started in Europe also affected nation's in the Asias as well as the Americas. With the subcontinent and a whole different continent combined, and with most of the world's country in the war, it can be described as the world's first world war.
Hope this helps
What are the possible answers?
The states' first constitution