Argentina's Chamber of Deputies approved an investigation into the pump-and-dump scheme involving the Solana SOL/USD-based cryptocurrency, which resulted in significant investor losses. The probe seeks to examine the business practices and technological safeguards associated with the platform amid growing financial controversy.

Solana announced the creation of a policy institute designed to influence the framework for cryptocurrency regulation, coming amid heightened policy debates and significant activity by major financial institutions. The initiative appears aimed at shaping the regulatory landscape in line with industry interests.

Solana Policy Institute (SPI) was established on March 31, 2025 as a non-partisan initiative to engage with federal lawmakers, educate them on decentralized networks, and advocate for clear regulatory frameworks supporting Solana. This initiative aims to shape balanced policy discussions and avoid authoritarian overreach in digital asset regulation.

On March 18, 2025, Solana removed its 'America is Back—Time to Accelerate' advertising campaign following intense criticism from the crypto community over its divisive and anti-gender diversity messaging. The decision came after the ad, which had garnered over 1.4 million views, was labeled as offensive and pandering by several industry figures.

Solana released an advertisement titled 'America is Back — Time to Accelerate' on March 17, 2025, that injected political messaging into crypto and targeted transgender and marginalized groups. After intense criticism and backlash, the ad was removed roughly nine hours after its release, and co-founder Anatoly Yakovenko issued a public apology for its divisive content.

During Token2049 in Singapore, Edward Snowden critiqued Solana for its highly centralized approach to blockchain development. He warned that such centralization, while enabling fast and low-cost transactions, could render the platform susceptible to exploitation by authoritarian regimes, ultimately undermining individual control and privacy.

Edward Snowden warned that Solana's design choice to centralize its blockchain for enhanced speed and lower fees creates vulnerabilities that could be exploited by authoritarian regimes, potentially compromising user control and privacy. His remarks at Token2049 highlighted that while the approach may offer performance benefits, it poses significant political risks by enabling state actors to influence and manipulate the network.

Solana facilitated donations in SOL tokens that are being matched by crypto investment firm Multicoin Capital, pledging up to $1 million to support pro-crypto Republican Senate candidates. The initiative aims to bolster legislators aligned with the crypto industry's interests, aligning the company's financial activities with politically conservative entities.