Nonpartisan Bloc for Support of Reforms
The Nonpartisan Bloc for Support of Reforms (Polish: Bezpartyjny Blok Wspierania Reform, BBWR) was an officially nonpartisan organization (but, in fact, a political party) affiliated with Lech Wałęsa. The party was established in 1993, and became part of Solidarity Electoral Action in 1997.
Source: Wikipedia — Nonpartisan Bloc for Support of Reforms (CC BY-SA 4.0)