This is the 11146th most frequent Russian word.
государствам
The Russian word "государствам" means "to the states" or "to the countries" (dative plural form of "государство").
In this sentence, 'государствам' is used in the dative plural form to indicate the entities (states) receiving the action.
Международные организации оказывают поддержку развивающимся государствам.
International organizations provide support to developing states.
Here, 'государствам' also appears in the dative plural case to show the beneficiaries of these rights.
Законы предоставляют равные права всем государствам, участвующим в соглашении.
The laws grant equal rights to all states participating in the agreement.
'Государствам' is used similarly in the dative plural case to identify the ones being helped or targeted.