bullet in English:

u for union

The Esperanto alphabet has 28 letters: a, b, c, ĉ, d, e, f, g, ĝ, h, ĥ, i, j, ĵ, k, l, m, n, o, p, r, s, ŝ, t, u, ŭ, v, z.

They were delegates from India to the U. N.

The U. N. moved to impose sanctions.

Japan stood with the United States at the U. N. Assembly.

If I could rearrange the alphabet, I would put U and I together.