This is the 9794th most frequent Turkish word.
askerlere
"To the soldiers" or "for the soldiers."
The word 'askerlere' is used in the dative case to indicate that the action of organizing the concert is directed towards the soldiers.
Askerlere moral vermek amacıyla bir konser düzenleniyor.
A concert is being organized to boost the morale of the soldiers.
Here, 'askerlere' is not used; instead, 'askerleri' in the accusative case is employed to indicate the direct object of lining up.
Komutan, askerleri inceleme için sıraya dizdi.
The commander lined up the soldiers for inspection.
In this sentence, the possessive form 'askerlerin' is used to indicate possession.