Miyazaki is a pacifist. So it's in line with his view that war begets war. He would prefer to show the horror of wars than glorify it like hollywood films does.

He can but surely later kena ban by his government

Yes he did and he hate it so much.He even publicly critize Abe(Japan PM) for his denial of Japan ww2 atrocities.

Miyazaki touches on his childhood memories of surviving the war and witnessing its aftermath. Upon learning what the Imperial Japanese Army had done in China, he wrote that he felt “hatred against Japan” and was ashamed to be born in a country that would do such horrendous acts.

Then Howl's Moving Castle tu apa? Love enemy to death is it? Akhirnya pun lawan kan, bengap

LOTR tells you that sometimes good men must pick up the sword to fight evil, AND sometimes good men must put down the sword and be merciful

Hayao Miyazaki just missed the entire point of GOLLUM!
This

Hypocritical fucking bastards