Fan & Medal anyone who help!! I am very confused!!

One of the people in Sri Lanka are Sinhalese, whom are Buddhist by tradition. A smaller percentage are Tamil, of Hindu Background. Civil Wars have torn apart this small nation, WHOSE is a bloody and violent history. First Tamil Guerrillas attack government forces, and then the government forces push THEM back. This back-and-forth fighting has gone on as long as THEY remembers.

1. THEM
Him
It
They
No error

2. THEY

Anyone
Several
Many
No error

3. WHOSE
whom
who
who’s
no error

Question

Fan & Medal anyone who help!! I am very confused!! 

One of the people in Sri Lanka are Sinhalese, whom are Buddhist by tradition. A smaller percentage are Tamil, of Hindu Background. Civil Wars have torn apart this small nation, WHOSE is a bloody and violent history. First Tamil Guerrillas attack government forces, and then the government forces push THEM back. This back-and-forth fighting has gone on as long as THEY remembers.

1. THEM
Him
It
They
No error

2. THEY 

Anyone 
Several
Many
No error

3. WHOSE 
whom
who
who’s
no error

tanya123 · Answer

1st: Him

2nd: Anyone

3rd: Whom (: