会社は従業員に一か月前に解雇を通告した。
The company gave the employee a month's notice of dismissal.
相手国から条約の破棄が一方的に通告された。
The other country unilaterally gave notice that it was abrogating the treaty.
大家から家賃値上げの通告を受けた。
I received notice from my landlord that the rent is going up.