This is the 692nd most frequent Hungarian word.
alkalmából
"On the occasion of."
In this sentence, 'alkalmából' is used to indicate a special occasion or event being celebrated, in this case, the country's independence day.
Az ünnepséget az ország függetlensége napjának alkalmából rendezzük meg.
The ceremony is organized on the occasion of the country's independence day.
Here, 'alkalmából' signifies a noteworthy personal event as the reason or cause for the special dinner.
Egy különleges vacsorát készítettem a születésnapod alkalmából.
I prepared a special dinner on the occasion of your birthday.
In this example, 'alkalmából' refers to a formal event that is happening as a result of the conclusion of the school year.