PKR president Anwar Ibrahim has savaged Foreign Minister Hishammuddin Hussein over the latter's "big brother" remark when engaging China, saying it may have set Malaysia's foreign policy back by 25 years.

The foreign minister's comment on Friday, Anwar said, could have also undermined decades of hard work of seasoned Wisma Putra officers.

"It signals to the international community that Malaysia's orientation as a neutral nation is changing under...