Prior to European contact, the Indigenous peoples of North America had numerous advanced civilizations. The Europeans brought diseases which destroyed much of the Native culture and killed up to 90% of the Native population.
Hamilton saw the judicial branch as the least dangerous branch because it had little to no impact on legislation, according to him. It had no power over money, like the Legislature, not power of the "sword", like the Executive. This would all change dramatically after the Marbury vs Madison case. Chief Justice John Marshall created the power of Judicial Review, leaving a lasting impact on the court and politics. The Court now had teeth and would use them to cut off and stop legislation that they found to be unconstitutional.
Answer:
From 1817 to 1827, the Cherokees effectively resisted ceding their full territory by creating a new form of tribal government based on the United States government. Rather than being governed by a traditional tribal council, the Cherokees wrote a constitution and created a two-house legislature
There were many reasons for the decline of the Roman Empire:
-financial burden
-slave revolts
-germanic tribes attack
It's not necessarily that judges keep the country "safe" from political majorities, but instead that they don't allow the rule of law to be overturned by large groups of people, no matter how "loud" their voices.