It's the same in British English as it is in North American English.
the antonym to the word disturbance is "calm and quiet"
calm
Disturbance/civil unrest.
Yes, the noun 'disturbance' is a common noun; a general word for something that interrupts or stops norm functioning or activities; the interruption of a settled or peaceful condition; a word for any disturbance of any kind.
Something which creates disturbance.
Dropping your books at the public library can be considered a public disturbance. Yesterday's low pressure system caused more than one tornadic disturbance. What was the nature of the disturbance?
Disturbance: a disorderly outburst or tumult; "they were amazed by the furious disturbance they had caused." Quoted from website linked below.
That is the correct spelling of the word "ruckus" (a disturbance or commotion).
Ruckus, for one. Disturbance, for two.
revolt, rebellion
No, the noun disturbance is an abstract noun, a word for an interruption of a pleasant, calm, or peaceful situation; an interruption in one's activity; an occasion that people behave in a noisy or violent way in a public place.
The correct spelling of the word is "commotion" (disturbance, ruckus).