10 Dollars - Charles III Žalgiris

Žalgiris — the Lithuanian name for Grünwald — refers to the 1410 battle in which a Polish-Lithuanian coalition decisively broke the military power of the Teutonic Knights, effectively ending their expansion into the Baltic. The victory is still treated as a foundational national moment in both Lithuania and Poland, and the 600th anniversary in 2010 drew the largest public gathering in Lithuanian history.

Niue's involvement is purely contractual; the island nation has issued gold bullion coins for scores of foreign commemorative programs under licensing arrangements since the 1990s.