The Trembita is significantly cheaper than Western or Russian cruise missiles, and operates like the V1 flying bombs used by Germany during World War II.

Ukrainians are developing a project as part of a broader strategy to become independent from foreign military aid. This involves the Trembita missile family, one of whose larger models is expected to have a range capable of striking Moscow.

One person was killed and 11 were wounded by a ballistic missile strike on an apartment block in the central Ukrainian city of Kryvyi Rih, local officials said on Tuesday, and Kyiv condemned the Christmas eve attack.

A Russian ballistic missile struck a residential building Tuesday in the Ukrainian city of Kryvyi Rih and at least one person was killed, local authorities said. Gov. Serhii Lysak said at least 11 other people were injured and more people could be trapped beneath the rubble of the four-story apartment block.

Russian air defenses intercepted multiple drones, but reports indicated that the strategic Millerovo air base sustained damage.