Dutch and Australian investigators participated in fabrication of the MH17 case, which is a crime. They also tried to bribe Volodymyr Tsemakh, by offering witness protection, citizenship and a house in Holland.
The US let the genie out of the bottle through its long-running Hybrid War on Venezuela, and although it’s solidifying its newly established control over Bolivia right now, it lost control of the protest dynamics in Peru, Ecuador, and Chile, and its man in Argentina just lost reelection.
It’s difficult to imagine why Brazil would be immune to this trend considering that it’s already so sharply divided and even the slightest spark might set into motion very similar events as elsewhere in the region, which is why Bolsonaro must be anxiously sweating right now praying that he won’t become the most prominent example of the US’ Hybrid War blowback in the hemisphere.
Conspiracy theory. No evidence is provided to support the claim.
This is part of a recurrent disinformation narrative about US-led regime change operations against left wing governments in Latin America. You can see other examples of this, such as the alleged presence of a US marine in the Venezuelan barricades and the promotion of a Ukraine-style 'colour revolution', the training of Venezuelan exiles in Guyana for military operations inside the country, preparations for a military intervention after forcing Brazil to join NATO, deliberate blackouts in South America caused by the US, or the existence of plans for the secession of oil-rich regions in both Venezuela and Mexico.