Conscription introduced
In January 1916 the Military Service Act was passed. This imposed conscription on all single men aged between 18 and 41, but exempted the medically unfit, clergymen, teachers and certain classes of industrial worker.
Answer: Through multiple revolutions, people have adapted to and affected their environments. As civilizations settled, new advances in agriculture and tools were made to allow for a less-nomadic society. Through advances such as iron tools and food stock, civilizations settled creating the basis for large empires to come later. Also through the innovation of weapons and armor, empires were able to better control and defend larger territory allowing for exponential expansion. Finally, with new advances made by different civilizations, trade increased as demand for new products from other empires grew.
The Byzantine empire could've had different religious beliefs than Rome and decided to part on their own.
Indulgences.
Essentially, what the Catholic Church decided to do was to convince its subjects that paying it in small fees would reduce the amount of time they would spend in Purgatory (think the place between Heaven and Hell). These fees were called indulgences, and people could pay to have their or their family members' years in Purgatory slightly shaved off. This, of course, allowed it to gain much money, as people's years in Purgatory sometimes numbered in the thousands, if not the <em>MILLIONS</em><em /><em /><em>. </em>
Martin Luther was angered at such a system, finding it deceptive and corrupt. He wrote and posted his Ninety-Five Theses in defence of the Church, but with disdain towards the indulgence system.<u />
True. That's why there were cave paintings and architecture