Pre-Reagan, sure. Since then, none. There's zero interest in breaking up monopolies in the US from both Democrats and Republicans. Hell, today's AT&T has more

Pre-Reagan, sure. Since then, none. There's zero interest in breaking up monopolies in the US from both Democrats and Republicans. Hell, today's AT&T has more market share than Bell Systems did before it was split up. EU, on the other hand, appears to be slowly progressing towards the goal of breaking up tech monopolies. Leaked plans would shake up the tech quite a bit: https://www.eff.org/deeplinks/2020/10/eu-vs-big-tech-leaked-enforcement-plans-and-dutch-french-counterproposal https://www.eff.org/deeplinks/2020/10/eu-vs-big-tech-leaked-...