ISRAEL’S military actions in Lebanon have drawn widespread international condemnation, with numerous international organizations and nations, including the UK, France, Italy, Norway, Russia, China, Iran, Pakistan and Turkiye have issued strong condemnations, labeling them as illegal and unprovoked. These strikes are seen as part of a broader escalation involving attacks on Lebanon, Iran, Iraq and regional allies, raising fears of wider conflict. Accusations include disproportionate force, civilian casualties and violations of international law. Global actors urge de-escalation, emphasizing diplomatic solutions over military responses to prevent regional destabilization.

Clearly, intensifying Israeli airstrikes in Lebanon, targeting areas like the Helwe camp and Southern Lebanon, have resulted in significant civilian casualties and destruction, raising serious international concerns over potential violations of international humanitarian law, including allegations of war crimes. These attacks, which have caused hundreds of deaths, sparked global condemnation and warnings of a wider regional conflict. The world nations have strongly condemned the strikes, calling them “horrific mistakes” that violate international law and threaten to dismantle fragile diplomatic efforts, as reported by the UN and international bodies indicate that strikes, particularly those on residential areas and vehicles, lack precaution and proportionality, with officials suggesting these actions constitute illegal actions and potential war crimes. The continued attacks, despite previous ceasefire attempts, have triggered fears of a wider regional war, with over one million people displaced.

On April 8, Israel launched over 100 strikes in just 10 minutes, hitting Beirut, Southern Lebanon and the Bekaa Valley. Strikes have hit civilian facilities, including a major cement factory and strategic fuel depots used for electricity and water pumps. The World Health Organization (WHO) warned that Lebanon’s healthcare system is overwhelmed, with over 50 healthcare workers killed in the last month alone. The escalation occurred immediately after a Pakistan-mediated ceasefire between the United States and Iran was announced. Israel maintains that the ceasefire does not apply to Hezbollah in Lebanon.

Beyond immediate security concerns, these strikes may also serve to assert regional dominance, disrupt Iranian influence, causing and escalating regional tensions. While officially framed as defensive, the scale and timing suggest deeper geopolitical objectives, including intensifying future threats and undermining global norms in a volatile region. Whereas, Israel’s strikes on Lebanon, particularly those targeting financial institutions and densely populated areas, may violate international humanitarian law by attacking civilian objects and causing disproportionate harm to non-combatants. Under the principles of distinction, proportionality and precaution, attacks must avoid civilian casualties and infrastructure vital to civilian life. Large-scale bombings without clear military justification risk constituting war crimes.

And yet, attacks on vital infrastructure, including the last main link between Southern Lebanon and the rest of the country are cited as violations because they sever access to food, water and healthcare. The use of white phosphorus over populated areas, such as in the town of Yohmor on March 3, 2026, is considered unlawfully indiscriminate due to its inability to distinguish between military and civilian targets.

Moreover, under Article 2(4) of the UN Charter, states must respect the sovereignty of others. 1-Breach of Resolution 1701: UN experts state that Israel’s ground incursions and ongoing presence in Southern Lebanon constitute a breach of UN Security Council 2-transgression of Resolution 1701, which mandates Lebanese state authority over the region. 3-Ceasefire Violations: Strikes following the April 2026 US-Iran truce have been labeled as “grave violations” of these agreements. 4-Broad evacuation orders for regions between the Litani and Zaharani rivers, affecting over 1.2 million people, may amount to prohibited “forced displacement” under the International Humanitarian Law. Targeting financial institutions (such as Al-Qard al-Hassan) removes the distinction between civil and military targets.

5- Experts from the International Commission of Jurists (ICJ) have condemned “intentionally causing the unlawful killing of very high numbers of civilians for each military target”. The systematic targeting of entire residential neighborhoods through Dhhiya doctrine in Beirut’s southern suburbs (Dahiyeh) to pressure opposition is often cited by legal analysts as a violation of proportionality.

Meanwhile, Israel’s strikes on Lebanon are undermining efforts for a US-Iran ceasefire. Because of Israel’s intransigence in the region, Italy has cancelled its defense pact with Israel. Nonetheless, the interplay between Israeli military actions in Lebanon, US-Iran diplomacy and Iranian responses underscores how frontline conflicts directly threaten broader peace initiatives. Analysts have identified Lebanon as the “Achilles heel” of the ceasefire. While some perceive Israel’s actions in Lebanon—such as military incursions and strategic positioning—as part of a broader ‘Greater Israel’ vision, the notion suggests territorial expansion beyond recognized borders. Regional and international actors view such moves as escalatory, raising fears over sovereignty and long-term stability.

Needless to say, the repeated targeting of civilians in Lebanon, following similar patterns in Gaza and alleged actions in Iran, raises serious concerns about potential war crimes under international law. Actions such as indiscriminate attacks, forced displacement and destruction of infrastructure may constitute violations of the Geneva Conventions. The lack of accountability stems from geopolitical inaction and continued military support from the US. Without enforcement mechanisms, this unjust impunity fuels cycles of violence in the region. Therefore, addressing these patterns requires urgent international scrutiny, independent investigations and a recommitment to upholding humanitarian law.

To conclude, Israel’s strikes in Lebanon escalate regional tensions by fueling retaliation from Hezbollah, a key Iran-aligned force. The resulting civilian casualties and displacement deepen instability in Lebanon, already strained by Syrian refugee influxes. This cycle threatens to draw other regional powers into conflict, risking broader war across the Middle East. The Israel-Lebanon talks in Washington may lead to a temporary ceasefire and maritime border demarcation, but Hezbollah’s refusal to accept any agreement undermines long-term stability, and yet, a fragile truce could emerge, but sustained peace still remains a riddle of enigma because of Israel’s adamancy to accept any peace agreement.

—The writer, based in Pakistan, an independent IR & International Law analyst, also a Peace and Conflict Studies expert, is member of the European Consortium of Political Research, including Washington Foreign Law Society/American Society of International Law.

© Pakistan Observer