Peru Police Chief Quits After a Month of 169 Killings
PERU · SECURITY
Key Facts
- —What happened General Oscar Arriola Delgado announced he is leaving as commander general of Peru’s National Police.
- —When He made the announcement at Government Palace on the evening of Sunday 6 September 2026.
- —The number behind it Sinadef recorded 169 homicides in August 2026, with 151 between 28 July and late August.
- —The catch He could not simply be sacked. Legislative Decree 1267 fixes a two-year tenure for the post.
- —Who replaces him Lieutenant General Fredy Lopez Mendoza, until now chief of the police General Staff.
- —The backdrop Lima and Callao have been under a 60-day state of emergency since 28 August.
The Peru police chief could not be dismissed, so he resigned. The law that protected his job is the reason this took months.

Peru’s police chief has stepped down. General Oscar Arriola Delgado announced on Sunday evening that he is leaving the commander general’s post.
He made the announcement at Government Palace, with the interior minister present. El Peruano timestamped it at six minutes past eight.
Arriola framed the decision in his own terms. He said he acted thinking of the governance and institutionality of the country, and was leaving with his head held high.
The pressure behind it was less abstract. Sinadef, the national death registry, recorded 169 homicides in August.
Why the Peru Police Chief Could Not Be Sacked
The government could not simply remove him. Legislative Decree 1267 fixes a two-year tenure for the commander general.
That protection was designed to insulate the police leadership from political churn. Peru cycled through police chiefs at a damaging rate before it existed.
The effect this year was the opposite of the intent. A government under pressure over crime could not change the person running the response.
A resignation was the only route that did not require confronting the statute. It took months of congressional criticism to arrive.
The Numbers That Forced It
Sinadef counted 169 homicides in August 2026. Between 28 July and late August the figure was 151.
Extortion is the other half of the picture. It has spread from the northern coast into Lima’s transport and construction sectors.
Homicide counts in Peru come from the death registry rather than from police statistics. That makes them harder for any government to dispute.
What Comes Next
Prime Minister Luis Galarreta announced Lieutenant General Fredy Lopez Mendoza as the replacement. He has been chief of the police General Staff.
Arriola said he would be relieved in the coming days. The formal handover had not been completed as of Monday.
Lima and Callao remain under a state of emergency declared on 28 August by Supreme Decree 123-2026-PCM. It runs for sixty days, to roughly late October.
That decree suspends the inviolability of the home, freedom of movement, freedom of assembly and personal liberty. The armed forces support the police, which keeps control of internal order.
What to Watch
The first marker is whether the homicide count moves. A change of commander does not change the underlying economics of extortion.
The second is whether the tenure law itself comes under review. A protection that produced this outcome will attract legislative attention.
The third is the emergency decree’s expiry in late October. Peru has renewed these measures almost continuously through 2026 without a clear exit.
More: Peru news in English, every day from The Rio Times.
Frequently Asked Questions
Who resigned and when?
General Oscar Arriola Delgado, commander general of Peru’s National Police, announced his resignation at Government Palace on the evening of Sunday 6 September 2026.
Why could he not simply be dismissed?
Legislative Decree 1267 fixes a two-year tenure for the commander general, a protection introduced to stop political churn in the police leadership. A resignation was the route that avoided confronting the statute.
Who takes over?
Lieutenant General Fredy Lopez Mendoza, until now chief of the police General Staff. Prime Minister Luis Galarreta announced the appointment at the same event.
Sources: El Peruano, La Republica, RPP, Presidencia del Peru, Prensa Latina, Rio Times.
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