保家衛國 [－－卫国]

Jyutping bou2 gaa1 wai6 gwok3
Pinyin bǎo jiā wèi guó

Definitions (CC-CEDICT)
  1. guard home, defend the country (idiom); national defense
Definitions (Wiktionary)
  1. phrase, idiomatic
    to protect one's homes and defend one's country