To keep information a secret, So they tell limited amount of people.
Answer;
Indulges were his last straw and because of that led to the 95 thesis.
Explanation;
Martin Luther was a German monk theology teacher.
Martin Luther nailed the 95 these to the church door and got kicked out of the church. The long term impact of Martin Luther's break from the Catholic church, easy today as a result of his revaluation was; that he was excommunicated, led to prodastant reformations.
The 10,000 Immortals were called so because whenever one would die, they were replaced, so that there were always 10,000 men
Fevers, chills, headaches, fatigues.