Answer:
I can't say for certain without seeing the passage in question, but given the title, it would likely be thoughtful or even adoring given the title.
Answer:
1 • Not to speak (specifically, the right not to salute the flag). ...
2 • Of students to wear black armbands to school to protest a war ("Students do not shed their constitutional rights at the schoolhouse gate.").. ..
3 • To use certain offensive words and phrases to convey political messages.
Answer:
No, they most likely don't anymore today because we have satellite technology and unmanned drone spy planes.