Signs of Death in Islam

What should we do if my maternal aunt and her husband are trying to cause trouble for us and hurt us?

He suffers from vasocongestion and pain, and the doctor advised him to masturbate

His mother mistreats his wife and her family

He suffers from compulsive waswaas and speaks words of kufr; does he have to do anything?

She is annoyed by the constant demands from her husband’s father for financial support even though he is able to work and earn a living

Husband falling short in his duties towards his wife because of physical and mental illness

What is the ruling if a child commits suicide before the age of puberty?

She is refusing to travel with her husband because it is too difficult for her to live in a foreign country far away from her family

She loves her husband madly and is looking for a solution