1. si, hay formas diferentes de la bandera (yes, there were different forms of the flag)
Why have the changes been made?
I didn’t find answer for this question
2. La bandera de México es un símbolo muy importante para todos los mexicanos que se ejemplifica el Día de la Bandera.
It depends on the fear and what works best for you. Some people prefer to talk to someone while others eat their fear and stuff their face with lots of food. A good tactic is maybe to think about your fear for 10 minutes straight then take 20 minutes to do something that makes you happy to distract your mind.
Answer:
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you're welcome!! :) have a great day