By Ju-min Park SEOUL (Reuters) -North Korean leader Kim Jong Un made a rare visit to Russia's embassy in Pyongyang with his daughter on Friday and reaffirmed "the invincible alliance" between the two countries,

Kim Jong-un's actions demonstrate North Korea-Russia friendship, which has developed into 'genuine comrades-in-arms and a long-standing strategic relations in the new era,' says Foreign Minister Choe

The two countries have vowed to expand bilateral relations after North Korea sent troops and weapons in support of Russia’s war against Ukraine.