Serbia supplied the rebels with weapons so that they could kill the archduke. Austria-Hungary declared war on Serbia. Russia entered to defend Serbia because they both had large Slavic populations. Germany entered to defend Austria-Hungary. Alliances drew other countries in until it was a world war.
The challenges were :
1. Lack of Experience. Since George Washington never had any experience in managing any form of Government, operating a country is a huge obstacle for him.
2. American government was placed in the middle of conflict between Great Britain and France. And it is really hard for George to remain neutral despite all the pressures from both sides
3. Many united states conducted their own local rebellions
The final solution during World War Two was hitlers plan for mass extermination of the Jewish people by using the gas chambers where he could kill ultimately millions of Jews and other minorities.
Answer:"I teach suffering, its origin, cessation and path. That's all I teach", declared the Buddha 2500 years ago
Explanation: answer
90 is going to be your answer