Lithuania and Armenia signed a treaty in Vilnius recognising each other as independent sovereign states.

立陶宛和亚美尼亚在维尔纽斯签订条约，承认彼此为独立主权国家。

The Russian Federation declared itself to be a sovereign republic.

俄罗斯联邦宣布自己为主权独立的共和国。

Sovereign power will continue to lie with the Supreme People's Assembly.

最高统治权仍然掌握在最高人民会议手中。

In March 1889, she became the first British sovereign to set foot on Spanish soil.

1889 年 3 月，她成为第一位踏上西班牙领土的英国君主。