to start official or friendly relations with another country
他の国と公式または友好的な関係を築く (hoka no kuni to kōshiki matawa yūkō-teki na kankei o kizuku)
"After years of tension, the two countries agreed to open relations with each other."
"長年の緊張の後、両国は互いに関係を開くことに合意した。" (Nagannen no kinchō no ato, ryōkoku wa tagai ni kankei o hiraku koto ni gōi shita.)
to make rules or laws stricter
to explain or develop ideas in more detail
to strengthen something by adding support
to escape from emotional pain or restrictions
to contact someone again to confirm or review something
to remove someone from office by voting against them