Egypt activists to hold Tunisia-inspired 'action day'

upheaval - ʌp'hiːv(ə)l
переворот; бунт, беспорядки
a big change that causes a lot of confusion, worry and problems
Example: Anti-government activists in Egypt are preparing for a rare day of protest, inspired by the recent political upheaval in Tunisia.

политические беспорядки
political upheaval

revolt - rɪ'vəult
восставать, бунтовать
protest against authority, especially that of a government, often involving violence; the action of protesting against authority
Example: Organisers have called for a "day of revolt against torture, poverty, corruption and unemployment".

поднимать восстание
to rise in revolt
revolt - rɪ'vəult

acquiescence - ˌækwɪ'es(ə)n(t)s
уступка, согласие
the fact of being willing to do what sb wants and to accept their opinions, even if you are not sure that they are right
Example: It is the end of silence, acquiescence and submission to what is happening in our country.

decisively - dɪ'saɪsɪvlɪ
решительно
able to decide sth quickly and with confidence
Example: The security apparatus will deal firmly and decisively with any attempt to break the law.

решающая роль
decisive role
decisive - dɪ'saɪsɪv

Url: http://www.bbc.co.uk/news/world-africa-12272836